单项选择题

CTD型计数器在LD端导通时下面哪种情况不会发生？

A.当前值等于设定值
B.当前值等于0
C.计数器不会计数
D.位输出Q=0

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单项选择题

Which of the following statement is right？ A. Risk and Uncertainty are different B. Risk means you know you could fail, but you don't know the specific possibilities. C. Uncertainty means you know you could fail, and how much money you could lose.

液力变矩器的泵轮是主动轮，其叶片直接焊在壳体的内表面上。

答案：错误