10[多选题,10分] 关于简支梁的内力图,下列说法错误的是

10[多选题,10分] 关于简支梁的内力图,下列说法错误的是A A.AC段剪力为斜直线B B.AC段弯矩为水平线C C.DB段弯矩为抛物线D D.CD段剪力为斜

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The Olympic Committee has drawn up strict rules fo

The Olympic Committee has drawn up strict rules for the sportsmen to ________. A

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This medicine is (poison) if taken in large quant

This medicine is (poison) if taken in large quantities.

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6反对称相等

6反对称相等A A.运动方向B B.相对运动趋势方向C C.受力方向D D.以上都不对

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