无忧小子 发表于 2012-3-29 13:25:48

东北大学12春《结构抗震设计》在线作业1、2、3答案

东北大学12春学期《结构抗震设计》在线作业1
一、单选题:
1. 场地类别的划分原则是    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">按场地土类别划分</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">按土层的剪切波速划分</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">按场地覆盖层厚度划分</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">按土层等效剪切波速和场地覆盖层厚度划分</span>
2. 概念&ldquo;抗震设防烈度为6度的建筑物可按非抗震设防地区的建筑物进行计算和构造&rdquo;是    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">正确的</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">不正确的</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">对甲类建筑不正确,对乙丙丁类建筑正确</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">对甲乙类建筑不正确,对丙丁类建筑正确</span>
3. 现行抗震设计规范适用于下列哪种范围的抗震设计?Ⅰ、设防烈度为6~9度 Ⅱ、设防烈度为6~8度Ⅲ、一般建筑 Ⅳ、行业有特殊要求的建筑    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅰ、Ⅲ</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅰ、Ⅲ、Ⅳ</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅱ、Ⅲ</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅱ、Ⅲ、Ⅳ</span>
4. 震级大的远震与震级小的近震对某地区产生相同的宏观烈度,则对该地区产生的地震影响是    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">震级大的远震对刚性结构产生的震害大</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">震级大的远震对柔性结构产生的震害大</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">震级小的近震对柔性结构产生的震害大</span>
    D. <span style="FONT-FAMILY: 宋体"><span lang="EN-US"><o:p><div>震级大的远震对柔性结构产生的震害小
5. 土质条件对地震反应谱的影响很大,土质越松软,加速度谱曲线表现为    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">谱曲线峰值右移</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">谱曲线峰值左移</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">谱曲线峰值增大</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">谱曲线峰值降低</span>
6. 划分地段所考虑的因素为Ⅰ、地质 Ⅱ、地形 Ⅲ、地貌 Ⅳ、场地覆盖层厚度Ⅴ、建筑的重要性 Ⅵ、基础的类型    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅰ、Ⅱ、Ⅲ</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅳ、Ⅴ、Ⅵ</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅰ、Ⅳ、Ⅴ</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅱ、Ⅴ、Ⅵ</span>
7. 某地区设防烈度为7度,乙类建筑抗震设计应按下列要求进行设计    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">地震作用和抗震措施均按<span lang="EN-US">8</span>度考虑</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">地震作用和抗震措施均按<span lang="EN-US">7</span>度考虑</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">地震作用按<span lang="EN-US">8</span>度确定,抗震措施按<span lang="EN-US">7</span>度采用</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">地震作用按<span lang="EN-US">7</span>度确定,抗震措施按<span lang="EN-US">8</span>度采用</span>
8. 关于地段的选择    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">甲、乙类建筑应建造在有利地段上</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">不应在危险地段建造房屋</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">丙、丁类建筑可建造在危险地段上</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">在不利地段上建造房屋时,应采取适当的抗震措施</span>
二、多选题:
1. 当丙、丁类建筑无实测剪切波速时,可按岩土名称和性状划分土的类型,并根据土的类型评定场地土类型。    (满分:5)
    A. 错误
    B. 正确
2. 对一次地震而言,震级只有一个,而地震烈度在不同的地点却是不同的。    (满分:5)
    A. 错误
    B. 正确
3. 烈度是表示地震本身大小的一种度量,其数值是根据地震仪记录到的地震波来确定。    (满分:5)
    A. 错误
    B. 正确
4. 挖除部分液化土层属于全部消除液化沉陷措施中的一项。    (满分:5)
    A. 错误
    B. 正确
5. 地质年代愈久的土层,抵抗液化的能力愈差。    (满分:5)
    A. 错误
    B. 正确
6.      (满分:5)
    A. 错误
    B. 正确
7. 抗震设计是按两阶段设计法进行设计。第一阶段设计,首先按众值烈度的地震动参数,用弹性反应谱法求得结构在弹性状态下的地震作用效应;然后与其它荷载效应按一定的组合原则进行组合,对截面进行抗震设计或验算,以保证必要的强度。    (满分:5)
    A. 错误
    B. 正确
8. 抗震结构体系应具备必要的强度,良好变形能力和耗能能力。    (满分:5)
    A. 错误
    B. 正确
9.框架-抗震墙结构体系中,框架是第一道防线,在一定烈度的地震作用下遭受可允许的破坏,刚度降低或部分退出工作,并吸收相当的地震能量,抗震墙部分起到第二道防线作用。    (满分:5)
    A. 错误
    B. 正确
10. 宜选择有利地段,避开不利地段,当无法避开时应采取适当的抗震措施,不应在危险地段建造甲、乙、丙类建筑。    (满分:5)
    A. 错误
    B. 正确
11. 当建筑场地为Ⅰ类场地时,建筑可按原设防烈度降低一度采取抗震构造措施,地震作用仍按设防烈度计算,但6度时构造措施不应降低。    (满分:5)
    A. 错误
    B. 正确
12. 场地大体相当于厂区、居民点和自然村区域范围的建筑物所在地,应具有相近的反应谱特性。    (满分:5)
    A. 错误
    B. 正确
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东北大学12春学期《结构抗震设计》在线作业2
一、单选题:
1. 对于普通砖砌体承重的房屋,当设防类度为7度时,房屋总高度的限值为    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">24m </span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">21m</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">18m</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">12m</span>
2. 有抗震要求的砖砌体房屋,构造柱的施工    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">应先砌墙后浇筑构造柱混凝土</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">为便于施工,应先浇筑柱,后砌墙</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">如混凝土柱留出马牙槎,则可先浇筑后砌墙</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">如混凝土柱留出马牙槎和拉结钢筋,则可先浇柱后砌墙</span>
3. 在进行构件截面的抗震验算时,在不考虑竖向地震作用的情况下,水平地震作用的分项系数取为    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">0.85</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">1.2</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">1.3</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">1.4</span>
4. 抗震设防烈度为6度和7度时,多层砌体房屋的最大高宽比为    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">2.0 </span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">2.5</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">3.0</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">不受限制</span>
5. 砌体房屋中现浇钢筋混凝土楼板伸进墙内的长度    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">不应小于<span lang="EN-US">80mm</span></span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">不宜小于<span lang="EN-US">100mm</span></span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">不应小于<span lang="EN-US">120mm</span></span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">不宜小于<span lang="EN-US">120mm</span></span>
6. 底层框架砖房和多层内框架砖房现浇钢筋混凝土构造柱的截面与配筋应符合Ⅰ、截面不宜小于240mm&times;180mmⅡ、截面不宜小于240mm&times;240mmⅢ、纵向钢筋不宜少于4Ф12 Ⅳ、纵向钢筋不宜少于4Ф14Ⅴ、箍筋间距不宜大于200mm Ⅵ、箍筋间距不宜大于250mm    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅰ、Ⅲ、Ⅴ</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅱ、Ⅳ、Ⅵ</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅱ、Ⅳ、Ⅴ</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅰ、Ⅲ、Ⅵ</span>
7. 在水平地震作用下,对于n层的多层或高层建筑发生振动时,一般有    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">n</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">个主振型</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">n</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">个主振型</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">两个主振型</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">一个主振型</span>
8. 抗震设计时,限制多层砌体房屋抗震横墙的间距是为了    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">满足抗震横墙的承载力要求</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">满足楼板传递水平地震力时的刚度要求</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">保证房屋的整体性</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">保证纵墙的稳定</span>
二、多选题:
1. 构造柱、芯柱应先砌墙后浇混凝土柱。    (满分:5)
    A. 错误
    B. 正确
2. 有斜交抗侧力构件的结构,当相交角度大于10度 时,应分别计算各抗侧力构件方向的水平地震作用。    (满分:5)
    A. 错误
    B. 正确
3. 房屋四角的构造柱可适当减小截面及配筋。    (满分:5)
    A. 错误
    B. 正确
4. 梁的弯曲强度宜大于剪切强度。    (满分:5)
    A. 错误
    B. 正确
5. 纵墙承重体系的横向支承少,纵墙易受弯曲破坏。    (满分:5)
    A. 错误
    B. 正确
6. 一般房屋计算中应考虑地震扭转效应。    (满分:5)
    A. 错误
    B. 正确
7. 限制层间弹性位移的目的是防止结构倒塌。    (满分:5)
    A. 错误
    B. 正确
8. 多层内框架砖房的纵向窗间墙宽度不应小于1m。    (满分:5)
    A. 错误
    B. 正确
9. 结构的刚心就是地震惯性力合力作用点的位置.    (满分:5)
    A. 错误
    B. 正确
10. 当板的跨度大于4.8m并与外墙平行时,靠外墙的预制板侧边应与墙或圈梁拉结。    (满分:5)
    A. 错误
    B. 正确
11. 规范对多层砌体房屋不要求作整体弯曲验算,而是通过限制房屋的总高度来保证的。    (满分:5)
    A. 错误
    B. 正确
12. 底框砖房底层的钢筋混凝土抗震墙的抗震等级可按二级采用。    (满分:5)
    A. 错误
    B. 正确转载请注明奥鹏作业答案网 www.ap5u.com

东北大学12春学期《结构抗震设计》在线作业3
一、单选题:
1. 抗震设防区框架结构布置时,梁中线与柱中线之间的偏心距不宜大于    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">柱宽的<span lang="EN-US">1/4</span></span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">柱宽的<span lang="EN-US">1/8</span></span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">梁宽的<span lang="EN-US">1/4</span></span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">梁宽的<span lang="EN-US">1/8</span></span>
2. 划分钢筋混凝土结构抗震等级所考虑的因素中包括Ⅰ、设防烈度 Ⅱ、房屋高度 Ⅲ、结构类型Ⅳ、楼层高度 Ⅴ、房屋的高宽比    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅰ、Ⅱ、Ⅲ </span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅱ、Ⅲ、Ⅳ</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅲ、Ⅳ、Ⅴ</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">Ⅰ、Ⅲ、Ⅴ</span>
3. 下列关于抗震框架设计的一般原则中,其中错误的是    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">塑性铰首先在框架梁端出现,避免框架柱上出现塑性铰</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">塑性铰首先在框架柱上出现,避免框架梁端出现塑性铰</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">构架的抗剪承载力应高于该构架的抗弯承载力</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">强节点、强锚固原则</span>
4. 在设计一个有抗震设防要求的框架结构中,有的设计人员在绘制施工图时,任意增加钢筋面积,认为会更安全。在下列各项中,由于增加钢筋面积反而可能使结构的抗震能力降低的是    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">增加柱的纵向钢筋面积</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">增加柱的箍筋面积</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">增加核心区的箍筋面积</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">增加梁的箍筋面积</span>
5. 考虑内力塑性重分布,可对框架结构的梁端负弯矩进行调幅    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">梁端塑性调幅应对水平地震作用产生的负弯矩进行</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">梁端塑性调幅应对竖向荷载作用产生的负弯矩进行</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">梁端塑性调幅应对内力组合后的负弯矩进行</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">梁端塑性调幅应只对竖向恒荷载作用产生的负弯矩进行</span>
6. 有抗震设防要求的框架柱截面宽度不宜小于    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">250mm </span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">300mm</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">400mm</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA" lang="EN-US">500mm</span>
7. 框架结构中布置填充墙后,结构的基本自振周期将    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">增大</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">减小</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">不变</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">说不清</span>
8. 在框架结构抗震设计时,框架梁中线与柱中线两者间    (满分:5)
    A. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">不宜重合</span>
    B. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">必须重合</span>
    C. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">偏心距不宜过大</span>
    D. <span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">距不宜过小</span>
二、多选题:
1. 某框架房屋高度为23m,设防烈度为7度,根据具体情况必须设置防震缝,则防震缝的最小宽度应为130mm。    (满分:5)
    A. 错误
    B. 正确
2. 梁端弯矩调幅不仅要对竖向荷载作用下的弯矩进行调幅,同时也应对水平荷载作用下的弯矩进行调幅。    (满分:5)
    A. 错误
    B. 正确
3. 钢筋混凝土房屋应根据烈度结构类型和房屋高度采用不同的抗震等级。    (满分:5)
    A. 错误
    B. 正确
4. 位于8度区的两个相邻钢筋混凝土框架结构单元,中间设有防震缝,已知两个结构单元的高度都是45m,则防震缝的最小宽度为270mm 。    (满分:5)
    A. 错误
    B. 正确
5. 框架柱箍筋非加密区的体积配箍率不宜小于加密区的30%。    (满分:5)
    A. 错误
    B. 正确
6. 用防震缝把建筑划分成规则结构后,防震缝宽度按较高建筑的高度确定。    (满分:5)
    A. 错误
    B. 正确
7. 当8、9度钢筋混凝土框架结构房屋防震缝两侧结构高度、刚度或层高相差较大时,可在缝两侧的尽端沿全高设置垂直于防震缝的抗撞墙。    (满分:5)
    A. 错误
    B. 正确
8. 钢筋混凝土房屋应根据烈度、结构类型和房屋高度采用不同的抗震等级,并应符合相应的计算和构造措施要求。    (满分:5)
    A. 错误
    B. 正确
9. 规则结构对房屋平面形状的要求为:平面局部突出部分的长度不大于其宽度,且不大于该方向总长的50%。    (满分:5)
    A. 错误
    B. 正确
10. 对框架梁端截面的底面和顶面纵向钢筋配筋量的比值,除按计算确定外,一级抗震框架不应小于0.3,二、三级抗震框架不应小于0.5 。    (满分:5)
    A. 错误
    B. 正确
11. 强剪弱弯是指防止构件在弯曲屈服前出现脆性剪切破坏。    (满分:5)
    A. 错误
    B. 正确
12. 强剪弱弯要求构件的受剪承载力大于其屈服时实际达到的剪力。    (满分:5)
    A. 错误
    B. 正确
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