题目内容
(请给出正确答案)
[主观题]
最优设计 optimum design
提问人:网友lwh2006
发布时间:2022-01-07
A、To meet manufacturer suggested opening point.
B、It allows optimum ac operation of the circuit.
C、It allows optimum dc operation of the circuit.
D、All of the above
A.condenser
B.flashing device
C.lashing device
D.vacuum pump
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