题目内容

当力系简化为一力偶时,主矩和简化中心的位置无关,无论向哪一点简化,所得的主矩相同。

A. 对
B. 错

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主矩等于原力系各力对简化中心的力矩的代数和。

A. 对
B. 错

The description of how to prepare a piece of meat loaf in English proves that the Western thinking pattern is ______.

A. concrete
B. straight
C. intuitional
D. precise

A lot of great works in Chinese history, like《史记》in literature,《齐民要术》in agriculture were formed _______.

A. deductively
B. inductively
C. tortuously
D. intuitionally

A Chinese painting can be a synthesis of different art forms, including ______.

A. calligraphy
B. painting
C. stamps
D. poetry

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