成考院校在线答案
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2024-03-05
[判断] <p class="MsoNormal" style="mso-pagination:widow-orphan;">27、<span style="mso-spacerun:'yes';font-family:等线;font-size:10.5000pt;mso-font-kerning:1.0000pt;">对于平面</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">链杆</span><span style="mso-spacerun:'yes';font-family:等线;font-size:10.5000pt;mso-font-kerning:1.0000pt;">系，</span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;">一</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">根链杆减少一个自由度</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>
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2024-03-05
[判断] <p class="MsoNormal" style="mso-pagination:widow-orphan;">30、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">作用于多跨静定梁基本部分上的荷载在附属部分上绝对不产生内力</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>
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2024-03-05
[判断] <p class="MsoNormal" style="mso-pagination:widow-orphan;">39、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">三个刚片用不在同一直线上的三个单铰两两相连，所组成的平面体系几何不变</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>
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2024-03-05
[判断] <p class="MsoNormal">23、<span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;">当</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">干扰力的频率与结构的自振频率相等</span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;">时</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">发生</span><span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;">共振，</span><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">实际结构发生共振时</span><span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;">振幅无限大</span><span style="font-family:等线;font-size:10.5000pt;mso-font-kerning:1.0000pt;">。</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>
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2024-03-05
[判断] <p class="MsoNormal" style="mso-pagination:widow-orphan;">28、<span style="mso-spacerun:'yes';font-family:等线;font-size:10.5000pt;mso-font-kerning:1.0000pt;">平面</span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:1.0000pt;">两</span><span style="mso-spacerun:'yes';font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;">铰拱</span><span style="mso-spacerun:'yes';font-family:等线;font-size:10.5000pt;mso-font-kerning:1.0000pt;">是静定结构</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>
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2024-03-05
[单选] <p class="MsoNormal" style="mso-pagination:widow-orphan;">18、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示对称结构在对称荷载作用下取左半边结构计算时，其半结构为图</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><b style="mso-bidi-font-weight:normal"><span style="font-family:Microsoft Yahei;mso-ansi-font-weight:bold;font-size:10.5000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></b></p><p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="200" height="200" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX130987.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p> </o:p></span></p>
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2024-03-05
[单选] <p class="MsoNormal" style="mso-pagination:widow-orphan;">2、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">如图所示悬臂梁受均布荷载作用，梁的抗弯刚度EI，梁中点C处的竖向位移为（ ）。</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="257" height="125" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX124222.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p> </o:p></span></p>
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2024-03-05
[单选] <p class="MsoNormal" style="mso-pagination:widow-orphan;">4、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示结构中，单铰数为（ ）</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="325" height="182" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX13318.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"> <o:p> </o:p></span></p>
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2024-03-05
[单选] <p class="15">9、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">图6结构，用矩阵位移法计算时，结点</span><i><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-style:italic;font-size:12.0000pt;mso-font-kerning:0.0000pt;">C</span></i><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">的综合结点荷载是（ ）。</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;"><span style="font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;"><img width="299" height="115" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx02.files/jglx023819.png"></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;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:0.0000pt;">图6</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;"> <o:p></o:p></span></p>
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2024-03-05
[单选] <p class="MsoNormal">19、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">导出单位荷载法的原理</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;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
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