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【判断题】
弯剪扭构件的破坏形态与扭弯比、扭剪比、截面配筋有关，当M较大时，斜裂缝可能首先在弯曲受拉的底部开裂。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】热原主要是微生物的内毒素,其致热中心为
【简答题】'Everything happens for the best,' my mother said whenever things weren’t going my way. 'Don’t worry. One day your luck will change.' Mother was right, as I discovered after I had finished my college ...
【简答题】已知三相对称星形连接，电源相电压Uph为220V。对称三相负载，每相复阻抗Z＝5∠60°Ω，作三角形连接，求各个线电流相量 。
【简答题】“Everything happens for the best,” my mother said whenever things weren’t going my way. “Don’t worry, one day your luck will change.” Mother was right, as I discovered after I had finished my college ...
【单选题】对称三相电源做星形连接,若已知U B =220∠60°,则U AB =( )。
A.
220 ∠150°
B.
220 ∠-150°
C.
220 ∠150°
D.
220 ∠-150°
【单选题】The boy said to his mother in an ___ voice that she shouldn't have blamed him.
A.
injury
B.
injurious
C.
injured
D.
injuring
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