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20春学期《采矿学(上)》在线平时作业1
1.[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-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">下图是哪种掏槽方式:</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-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><img alt="" width="268" height="156" src="http://file.open.com.cn/ItemDB/77929/e7f53c39-8fd3-44b2-a0f7-e2c67272a023/2013320201337581.png" /></span></p>
无忧答案网
A.锥形掏槽
B.楔形掏槽
C.三角形掏槽
答:——A——
2.[单选题] 厚度为20m的矿体属于
A.极薄矿体
B.薄矿体
C.中厚矿体
D.厚矿体
答:——D——
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>
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:——A——
4.[单选题] 下列哪项不属于空场采矿法
A.房柱采矿法
B.留矿采矿法
C.分层崩落法
D.阶段矿房法
答:————
5.[单选题] <p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt; mso-outline-level: 1" 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-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">下图是受矿巷道的<span style="mso-bidi-font-weight: bold">哪种</span>形式</span></span></p><p style="LINE-HEIGHT: 150%; MARGIN: 0cm 0cm 0pt; mso-outline-level: 1" 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-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><img alt="" width="429" height="178" src="http://file.open.com.cn/ItemDB/77929/7a89d17f-3dd5-4a96-9992-d9aec1244a3e/2013320195659233.png" /></span></span></p> Q+七六,一二,九 六零二一
A.漏斗式
B.堑沟式
C.平底式
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'">下图属于什么竖井开拓法</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="261" height="200" src="http://file.open.com.cn/ItemDB/77929/1bf25629-be83-467f-9304-3058edf4e2cf/2013313194228978.jpg" /></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.穿过矿体的竖井开拓法
B.上盘竖井开拓法
C.下盘竖井开拓法
D.侧翼竖井开拓法
答:————
7.[单选题] 下列哪个可供无轨设备上下通行
A.平硐
B.斜井
C.竖井
D.斜坡道
答:————
8.[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-bidi-font-weight: bold; mso-font-kerning: 1.0pt">下图是哪种炮孔排列形式</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-bidi-font-weight: bold; mso-font-kerning: 1.0pt"><img width="226" height="118" alt="" src="http://file.open.com.cn/ItemDB/77929/d8f1fcf7-8869-4689-bcf8-16fbb8788224/2013322191933815.png" /></span></p>
A.一字形排列
B.之字形排列
C.平行排列
D.交错布置
答:————
9.[单选题] 开采急倾斜矿体(一般矿体倾角大于45º)和埋藏较深的水平和缓倾斜矿体(倾角小于15º),一般采用什么开拓法
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:————
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-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">下图属于什么竖井开拓法</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-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><img alt="" width="255" height="319" src="http://file.open.com.cn/ItemDB/77929/c065a3c9-3b3a-43dc-a5d5-cde5363095d1/2013313194334511.jpg" /></span></p>
A.穿过矿体的竖井开拓法
B.上盘竖井开拓法
C.下盘竖井开拓法
D.侧翼竖井开拓法
答:————
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