20春东大《采矿学(上)》在线平时作业3

离线作业答案

20春学期《采矿学(上)》在线平时作业3
1.[单选题] <p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'">下图是哪种采矿法的典型布置</span></p><p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'"><img width="630" height="348" alt="" src="http://file.open.com.cn/ItemDB/77929/c77f2436-269e-4bcf-a5dc-ea6636d86c86/201332219236467.png" /></span><span style="LINE-HEIGHT: 150%; FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span></p>
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    A.全面采矿法
    B.留矿采矿法
    C.分段矿房法
    D.阶段矿房法
    答:——C——
2.[单选题] <p><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">下图属于什么开拓法</span></p><p><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><span style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体; mso-no-proof: yes" lang="EN-US"><v:shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"> <img width="321" height="206" alt="" src="http://file.open.com.cn/ItemDB/77929/33c19e5b-dac3-47cb-893e-76c457098346/2013313194117710.jpg" /></v:shapetype></span></span></p>
    A.平硐开拓法
    B.斜井开拓法
    C.竖井开拓法
    D.斜坡道开拓法
    答:——B——
3.[单选题] <p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'">下图是受矿巷道的<span style="mso-bidi-font-weight: bold">哪种</span>形式</span></p><p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'"><img alt="" width="232" height="172" src="http://file.open.com.cn/ItemDB/77929/9f7ebc3c-5fce-4c3b-9120-a084d651a0ad/2013320195140436.png" /></span><span style="LINE-HEIGHT: 150%; FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span></p>
    A.漏斗式
    B.堑沟式
    C.平底式
    答:——A——
4.[单选题] 下列哪项不属于凿岩爆破落矿
    A.浅孔落矿
    B.中深孔落矿
    C.深孔落矿
    D.极深孔落矿
    答:————
5.[单选题] <p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'"><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold; mso-font-kerning: 1.0pt">下图是哪种炮孔排列形式</span></span></p><p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'"><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold; mso-font-kerning: 1.0pt"></span></span><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'"><img width="243" height="154" alt="" src="http://file.open.com.cn/ItemDB/77929/e0770370-05ae-4ac3-b221-67afa90ea9f7/2013322192045569.png" /></span></p><span style="LINE-HEIGHT: 150%; FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span>
    A.一字形排列
    B.之字形排列
    C.平行排列
    D.交错布置
    答:————
6.[单选题] <p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'">下图哪种掏槽方式</span></p><p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'"><img alt="" width="300" height="163" src="http://file.open.com.cn/ItemDB/77929/78b70ad0-1205-4951-b31d-be7fec3dd3f6/2013320201427350.png" /></span><span style="LINE-HEIGHT: 150%; FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span></p>
    A.A.    锥形掏槽
    B.楔形掏槽
    C.三角形掏槽
    答:————
7.[单选题] 下列哪项不能增大矿石合格块度尺寸
    A.增大放矿巷道的断面尺寸
    B.采用挤压爆破
    C.增大矿石运搬和运输设备的功率、矿车的规格
    D.设置地下破碎站
    答:————
8.[单选题] <p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'">下图是哪种采矿法的典型布置</span></p><p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'"><img width="457" height="306" alt="" src="http://file.open.com.cn/ItemDB/77929/0cd897cb-3150-4507-bd35-461118d0655a/201332616271322.png" /></span><span style="LINE-HEIGHT: 150%; FONT-FAMILY: "Times New Roman","serif"; FONT-SIZE: 12pt" lang="EN-US"><o:p></o:p></span></p>    Q+七六,一二,九  六零二一
    A.上向水平分层充填采矿法
    B.下向分层充填采矿法
    C.留矿采矿法
    D.阶段矿房法
    答:————
9.[单选题] 下列哪项不是中深孔落矿常用凿岩设备
    A.YG-80
    B.YGZ-90
    C.Simba1250系列
    D.FZY-10型
    答:————
10.[单选题] <p><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-font-kerning: 1.0pt">题</span><span style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt" lang="EN-US">1</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-font-kerning: 1.0pt">图中数字</span><span style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 12pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt" lang="EN-US">2</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-font-kerning: 1.0pt">标示的区域是</span></p><p><span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-font-kerning: 1.0pt"><img width="311" height="273" alt="" src="http://file.open.com.cn/ItemDB/77929/37dfe5c0-7690-414d-9db9-7282e7fb0643/2013322191549616.png" /></span></p>
    A.矿房
    B.间柱
    C.顶柱
    D.底柱
    答:————

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