单项选择题
用叠加原理做图示梁的弯矩图,则A、B、C截面的弯矩为()。
A.80kNm,108.75kNm,0
B.-80kNm,108.75kNm,0
C.80kNm,100.75kNm,0
D.-80kNm,100.75kNm,0
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单项选择题
用叠加原理做图示梁的弯矩图,则A、B、C截面的弯矩为()。
A.80kNm,108.75kNm,0
B.-80kNm,108.75kNm,0
C.80kNm,100.75kNm,0
D.-80kNm,100.75kNm,0
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