我
(顺时针)，则图(b)结构C点的竖向位移为______。
- A.全部放松
- B.必须全部锁紧
- C.相邻结点放松
- D.相邻结点锁紧
- A.内力相同，变形不相同
- B.内力相同，变形相同
- C.内力不相同，变形不相同
- D.内力不相同，变形相同
- A.<img src="//img1.yqda.net/question-name/91/51501ffa704ed5e3a79138e33cd12f.png" width="107" height="42"/>
- B.<img src="//img1.yqda.net/question-name/02/6195cabede79b8cf4ce23f6065983d.png" width="107" height="38"/>
- C.<img src="//img1.yqda.net/question-name/16/d4fb149b43dfa2c0397b7cede16ea6.png" width="149" height="36"/>
- D.<img src="//img1.yqda.net/question-name/2a/9de6e1a4c62099d0e5b8dca7c25548.png" width="157" height="36"/>
- A.0
- B.<img src="//img1.yqda.net/question-name/e6/603fd489d49e1fdf7d21aa74994e13.png" width="25" height="41"/>
- C.<img src="//img1.yqda.net/question-name/98/14530258bbd2445b9291a0a3bd0c49.png" width="30" height="44"/>
- D.<img src="//img1.yqda.net/question-name/3d/a1b034448f5d3d650a0fd2f7bae148.png" width="26" height="43"/>
- A.0.5kN
- B.1kN
- C.2kN
- D.3kN
- A.2
- B.3
- C.4
- D.5
- A.<img src="//img1.yqda.net/question-name/10/dbd133869c729ae62ab4557bf7d659.png" width="27" height="42"/>
- B.pl
- C.<img src="//img1.yqda.net/question-name/ac/6d2d78e89e6439f7478bea306e77be.png" width="30" height="35"/>
- D.2
- A.5
- B.6
- C.7
- D.8
- 24
-
图示杆件体系为( )
- A.无多余约束的几何不变体系
- B.有多余约束的几何不变体系
- C.瞬变体系
- D.常变体系
- A.<img src="//img1.yqda.net/question-name/b3/f6ae1a8e13cc6fe9e98f18551fbb8a.png" width="23" height="44"/>
- B.<img src="//img1.yqda.net/question-name/57/016ccdd8b180e01373a741734ef3a1.png" width="22" height="42"/>
- C.ql<sup>2</sup>
- D.2ql<sup>2</sup>
