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【判断题】
平面任意力系向作用面内任一点简化，得到的主矢和主矩大小都与简化中心位置的选择有关。A.
正确
B.
错误
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】耳的结构包括______、______、______；耳的最主要结构是内耳的______．具有传递放大声波作用的是______ 形成听觉信息感受声波刺激的结构是______．
【简答题】Rn与Ri有什么区别?n与i值的范围是多少？@Ri表示什么含义？
【单选题】"genuine" in "a genuine gold ring" can be replaced by____
A.
precious
B.
real
C.
large
D.
yellow
【简答题】A Both are correct depending on one's point of view. B They never lose their shapes, colours or tastes. C This is why there is so much diversity within America. D In other words, America is a nation w...
【单选题】According to Euler's column theory, the crippling load of a column is given by【图片】. In this equation, the value of μ for a column with both ends hinged, is ( )
A.
0.25
B.
0.5
C.
1.0
D.
2.0
【简答题】Thistheory is both regrettably limited and frustratingly hard to______.A. interpret B. faze C. earn D. enlist
【单选题】关于营养胃的动脉的来源的描述,错误的是
A.
胃左动脉由腹腔干发出
B.
胃右动脉由肝固有动脉发出
C.
胃网膜左动脉由脾动脉发出
D.
胃网膜右动脉由胃十二指肠动脉发出
E.
胃短动脉由肝固有动脉发出
【单选题】Which of the following is FALSE according to the passage?
A.
Language teaching theory is a compulsory course.
B.
Each session of this course will last 2 hours.
C.
Reading will be required both before and after each session of this course.
D.
Students interested in more details about this course may see the speaker in person.
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