A.隨機(jī)補(bǔ)償 B.電動(dòng)機(jī)補(bǔ)償 C.保護(hù)補(bǔ)償 D.控制補(bǔ)償
A.12V B.36V C.65V D.110V
A.45V B.55V C.65V D.75V