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【单选题】
( ) 从动件凸轮机构的压力等于常数。A.
尖顶直动
B.
滚子直动
C.
平底直动
D.
摆动滚子
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】If a firm hides responsibility for wrongdoing, what type of stance are they taking toward social responsibility?
A.
responsible
B.
obstructionist
C.
accommodative
D.
proactive
E.
moderate
【单选题】If a firm hides responsibility for wrongdoing, what type of stance are they taking toward social responsibility?
A.
responsible
B.
obstructionist
C.
accommodative
D.
proactive
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