成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan;">27、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">对称三铰拱在均布竖向荷载作用下拱的合理拱轴线是( )</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="15">38、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">图1体系的几何组成为(</span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;"> </span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">)</span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">。</span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p><p class="15" align="center" style="text-align:center;"><b><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-weight:bold;font-size:12.0000pt;mso-font-kerning:0.0000pt;"><img width="244" height="195" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx04428.png"></span></b><b><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-weight:bold;font-size:12.0000pt;mso-font-kerning:0.0000pt;"> <o:p> </o:p></span></b></p><p class="15" align="center" style="text-align:center;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">图1</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="margin-right:-4.3000pt;mso-para-margin-right:-0.4100gd;">32、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">等直杆件</span><i><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">AB</span></i><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">的转动刚度</span><i><span style="font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">S</span></i><i><sub><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;vertical-align:sub;">AB</span></sub></i><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">(</span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">)</span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan;">33、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示结构A点的固端弯矩是( )。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="181" height="177" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX133918.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p> </o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan;">37、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示多跨静定梁,当荷载只作用在 段时,支座E上一定没有反力。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p> </o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="488" height="71" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX111789.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p> </o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan;">27、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">列位移法的典型方程时,用到了( )。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal">24、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">图3中的四个结构,柱子的刚度、高度相同,横梁刚度为无穷大,质量相同,集中在横梁上。它们的自振频率自左至右分别为</span><i><span style="font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">ω</span></i><sub><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;vertical-align:sub;">1</span></sub><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">,</span><i><span style="font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">ω</span></i><sub><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;vertical-align:sub;">2</span></sub><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">,</span><i><span style="font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">ω</span></i><sub><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;vertical-align:sub;">3</span></sub><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">,</span><i><span style="font-family:Microsoft Yahei;font-style:italic;font-size:12.0000pt;mso-font-kerning:1.0000pt;">ω</span></i><sub><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;vertical-align:sub;">4</span></sub><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">,则</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">( )。</span><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p><p class="MsoNormal" align="center" style="text-align:center;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><img width="594" height="100" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx045109.png"></span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p> </o:p></span></p><p class="MsoNormal" align="center" style="text-align:center;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">图3</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="mso-pagination:widow-orphan;">31、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示桁架中零力杆数为</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">____</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="221" height="209" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX118308.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p> </o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan;">1、<span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;">固定铰支座</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">处的约束反力方向向上</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">。</span><span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;">( )</span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan;">18、<span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;">荷载按作用位置是否变化</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">可</span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;">分</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">为固定荷载和移动荷载</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">。</span><span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;">( )</span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p>