- A.<img src="//img1.yqda.net/question-name/46/d3f837c9c3d34ca1bf8a94f1da84e4.png" width="20" height="41"/>
- B.<img src="//img1.yqda.net/question-name/59/c0755e52653e50a6b32dbdfb91b323.png" width="17" height="40"/>
- C.<img src="//img1.yqda.net/question-name/2d/61b6c561ad577d9de4cee742190302.png" width="13" height="44"/>
- D.<img src="//img1.yqda.net/question-name/f2/d4fb662fdd66715af2cad5306036e8.png" width="14" height="36"/>
- A.-30kN·m
- B.-15kN·m
- C.15kN·m
- D.30kN·m
- A.图(a) <img src="//img1.yqda.net/question-name/87/39871ecc36dda3dc07aca2582ebd88.png" width="128" height="141"/>
- B.图(b) <img src="//img1.yqda.net/question-name/c8/e81941bfdeaafe9a83eba3ff557249.png" width="137" height="111"/>
- C.图(c) <img src="//img1.yqda.net/question-name/d2/df6d0ab1eaa4d1de08c11b99411881.png" width="122" height="119"/>
- D.图(d) <img src="//img1.yqda.net/question-name/e1/3b3468602015a3bbfcdb1f3a5860b3.png" width="137" height="115"/>
- A.平衡条件
- B.物理条件
- C.变形条件
- D.图乘条件
- A.<img src="//img1.yqda.net/question-name/97/4b4b496145c191fa760825e525914c.png" width="37" height="38"/>
- B.<img src="//img1.yqda.net/question-name/ec/4eb87f41cf6f0eb9b0273f54f81d10.png" width="37" height="38"/>
- C.<img src="//img1.yqda.net/question-name/51/57570a884fe44d12a2133fed7a2b6a.png" width="35" height="37"/>
- D.<img src="//img1.yqda.net/question-name/cd/35e136bb24ed636b3ac3672a5d1b3b.png" width="36" height="37"/>
- A.1
- B.2
- C.3
- D.4
- 22
-
图示结构( )
- A.仅AC段有内力
- B.仅CE段有内力
- C.全梁无内力
- D.全梁有内力
- A.图(a) <img src="//img1.yqda.net/question-name/05/4c7c6aab47a13b91a5cb76900dcff9.png" width="114" height="122"/>
- B.图(b) <img src="//img1.yqda.net/question-name/a2/9ed4fe198f72dc724dd14de5235683.png" width="123" height="124"/>
- C.图(c) <img src="//img1.yqda.net/question-name/d3/76096079a9fd76dbc2874068d3897d.png" width="124" height="123"/>
- D.图(d) <img src="//img1.yqda.net/question-name/53/34c04d7d690cc4abf26838ed8d38a8.png" width="122" height="116"/>
- A.-P
- B.0
- C.P
- D.2P
- 25
-
图示体系为( )
- A.有多余约束的几何不变体系
- B.无多余约束的几何不变体系
- C.常变体系
- D.瞬变体系