22年7月武汉理工结构力学(专科)-作业二
结构力学(专科)-作业二1.[判断题] 对于多跨静定梁,首先需要区分基本部分和附属部分。进行受力分析时,先分析基本部分,再分析附属部分。( )
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A.正确
B.错误
答:——B——
2.[判断题] 结构上点的移动和面或杆的转动称为变形。( )
A.正确
B.错误
答:——B——
3.[判断题] 作多跨静定梁基本部分上的内力、支反力影响线的影响线时,P=1在附属部分上移动,影响线在附属部分范围内成直线变化。( )
A.正确
B.错误
答:——A——
4.[判断题] 两个刚片用三根交于同一点的链杆相联,组成几何不变体系。( )
A.正确
B.错误
答:————
5.[判断题] 几何不变体系一定是静定结构。( )
A.正确
B.错误
答:————
6.[判断题] 轴线是曲线且在竖向荷载作用下产生水平支承推力的结构是拱。( )
A.正确
B.错误
答:————
7.[判断题] n个自由度的结构有n个自振频率,最高的自振频率称为基频。( )
A.正确
B.错误
答:————
8.[判断题] 作多跨静定梁附属部分上的内力、支反力影响线的影响线时,P=1在基本部分上移动,影响线在基本部分范围内成直线变化。( )
A.正确
B.错误
答:————
9.[判断题] 用位移法求解超静定结构时,未知量数目与超静定次数有关。( )
A.正确
B.错误
答:————
10.[判断题] 静定结构是几何不变体系,超静定结构是几何可变体系。( )
A.正确
B.错误
答:————
11.[判断题] 作用于多跨静定梁附属部分上的荷载在基本部分上绝对不产生内力。( )
A.正确
B.错误
答:————
12.[判断题] 自振频率是体系本身的固有属性,只与质量和刚度有关,与激发振动的外部因素无关。( )
A.正确
B.错误
答:————
13.[判断题] 平面三铰拱是静定结构。( )
A.正确
B.错误
答:————
14.[判断题] 固定铰支座处的约束反力方向向上。( )
A.正确
B.错误
答:————
15.[判断题] 结构动力学和静力学的本质区别在于是否考虑惯性力的影响。( )
A.正确
B.错误
答:————
16.[判断题] 固定端处不但有约束反力,还有反力矩。( )
A.正确
B.错误
答:————
17.[判断题] 超静定结构在荷载作用下,其内力与各杆件EI的具体数值无关,只与各杆EI的比值(相对刚度)有关。( )
A.正确
B.错误
答:————
18.[判断题] 对于平面结构,梁上某一截面处的内力有轴力、剪力和弯矩。( )
A.正确
B.错误
答:————
19.[判断题] 在计算受弯构件的位移时,若截面的高度远小于杆件的长度的话,一般可以不考虑弯曲变形的影响。( )
A.正确
B.错误
答:————
20.[判断题] 结构上有变形必有位移,有位移不一定有变形。( )
A.正确
B.错误
答:————
21.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><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,自由端B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="246" height="119" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX123618.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
A.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="42" height="55" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX123645.png"></span> <o:p></o:p></p>
B.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="42" height="55" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX123673.png"></span> <o:p></o:p></p>
C.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="40" height="55" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX123701.png"></span> <o:p></o:p></p>
D.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="40" height="55" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX123729.png"></span> <o:p></o:p></p>
答:————
22.[单选题] <p class="MsoNormal"><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>
A.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;position:relative;top:5.0000pt;mso-text-raise:-5.0000pt;"><img width="145" height="32" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx045154.png"></span> <o:p></o:p></p>
B.<p class="15"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;position:relative;top:5.0000pt;mso-text-raise:-5.0000pt;"><img width="145" height="32" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx045197.png"></span> <o:p></o:p></p>
C.<p class="MsoNormal" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;position:relative;top:5.0000pt;mso-text-raise:-5.0000pt;"><img width="147" height="32" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx045240.png"></span> <o:p></o:p></p>
D.<p class="15"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;position:relative;top:5.0000pt;mso-text-raise:-5.0000pt;"><img width="145" height="32" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx04.files/jglx045283.png"></span> <o:p></o:p></p>
答:————
23.[单选题] <p class="MsoNormal"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;color:rgb(0,0,0);font-size:12.0000pt;mso-font-kerning:1.0000pt;">图4结构超静定次数为( )。</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="15" align="center" style="text-align:center;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;"><img width="204" height="132" src="http://wljy.whut.edu.cn:80/uploadfiles/word/jglx02.files/jglx022840.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4</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:0.0000pt;"><o:p></o:p></span></p>
A.2次
B.3次
C.4次
D.5次
答:————
24.[单选题] 结构某一截面内力影响线将()而改变
A. 随实际荷载
B. 不随实际荷载
答:————
25.[单选题] 静定结构在温度变化时,会产生()。
A.内力
B.反力
C.变形
D.应力
答:————
26.[单选题] 等直杆件AB的弯矩传递系数CAB( )。
A.与B端支承条件及杆件刚度有关
B.只与B端的支承条件有关
C.与A、B两端的支承条件有关
D.只与A端支承条件有关
答:————
27.[单选题] 力矩分配法中的分配弯矩等于( )。
A.固端弯矩
B.远端弯矩
C.固端弯矩乘以分配系数
D.不平衡弯矩乘以分配系数再改变符号
答:————
28.[单选题] 集中力偶作用点处,弯矩图和剪力图会发生什么变化?
A.弯矩图发生突变,突变值为集中力偶值的大小,剪力图没有变化
B.弯矩图没有变化,剪力图发生突变,突变值为集中力偶值的大小
C.弯矩图发生突变,突变值为集中力偶值的大小,剪力图的斜率发生变化
D.弯矩图没有变化,剪力图的斜率发生变化,改变值为集中力偶的大小
答:————
29.[单选题] 绘制影响线时,每次只能研究()
A.结构上的某一量值随单位移动荷载的移动而发生变化的规律
B.某一截面的位移
C.某一截面的内力
D.某一支座的支座反力
答:————
30.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><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="226" height="240" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX118787.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
A.1
B.2
C.4
D.6
答:————
31.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示桁架中,a杆的内力为____。</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="371" height="212" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX120430.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
A.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="60" height="57" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX120457.png"></span> <o:p></o:p></p>
B.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="74" height="57" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX120485.png"></span> <o:p></o:p></p>
C.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="44" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX120513.png"></span> <o:p></o:p></p>
D.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="59" height="29" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX120541.png"></span> <o:p></o:p></p>
答:————
32.[单选题] 两端固定的单跨超静定梁,传递系数是()。
A.0.5 南开大学答案
B.-0.5
C.1
D.-1
答:————
33.[单选题] 静定梁任一截面剪力影响线在该截面两侧的影响线必然是( )。
A.斜交该点
B.相互平行
C.相互垂直
D.相交于一点
答:————
34.[单选题] 几何不变体系的自由度()
A.一定等于零
B.一定小于或等于零
C.一定大于或等于零
D.无法判断是正、负或零
答:————
35.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示结构中的自由度数为( )</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="195" height="226" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX14273.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
A.0
B.1
C.-1
D.-2
答:————
36.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><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>
A.5
B.7
C.8
D.9
答:————
37.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示梁在移动系列荷载作用下的绝对最大弯矩是 。</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="293" height="177" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX142301.png"></span><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
A.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="95" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX142328.png"></span> <o:p></o:p></p>
B.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="95" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX142356.png"></span> <o:p></o:p></p>
C.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="95" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX142384.png"></span> <o:p></o:p></p>
D.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;"><img width="95" height="24" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX142412.png"></span> <o:p></o:p></p>
答:————
38.[单选题] 图示各结构哪一个不可以用无剪力分配法计算?
A.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="190" height="170" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX135081.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
B.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="183" height="157" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX135084.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
C.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="190" height="182" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX135087.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
D.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="152" height="212" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX135090.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
答:————
39.[单选题] <p class="MsoNormal" style="mso-pagination:widow-orphan;"><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:10.5000pt;mso-font-kerning:0.0000pt;">图示对称结构在反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="237" height="179" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX131485.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
A.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="135" height="203" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX131488.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
B.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="143" height="205" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX131491.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
C.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="153" height="209" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX131494.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
D.<p class="MsoNormal" style="mso-pagination:widow-orphan;" style="display:inline;"><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:1.0000pt;"><img width="164" height="205" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JGLX1.files/JGLX131497.png"></span><span style="font-family:'Times New Roman';font-size:10.5000pt;mso-font-kerning:0.0000pt;"><o:p> </o:p></span></p>
答:————
40.[单选题] 等截面直杆的转角位移方程是表示单跨超静定梁( )。
A.荷载、杆端位移等外因与杆端力之间的关系
B.荷载与杆端位移之间的关系
C.荷载与杆端力之间的关系
D.杆端力与杆端位移之间的关系
答:————
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