【单选题】在三相全控桥整流电路中,同一桥壁晶闸管的触发脉冲,应依次相差( )度。
【单选题】What did his Chinese colleagues think of the key-slot incident?
A.
Most of the Chinese colleagues displayed the same attitude as colleagues in the United States.
B.
Most of the Chinese colleagues displayed the same attitude as the staff at the Jinling Hotel.
【简答题】What did his Chinese colleagues think of the key-slot incident?
【单选题】在三相全控桥整流电路中, VT 1 和 VT 2 晶闸管的触发脉冲,应依次相差( )度。
【单选题】What did his Chinese colleagues think of the key-slot incident ?
A.
display the same attitudes as the staff in hotel
B.
display different thoughts as the staff in hotel
C.
they don't care about the incident
【单选题】三相桥式全控整流电路的同一相上下两个桥臂晶闸管的触发脉冲依次应相差 度。
【单选题】在三相桥式全控桥整流电路中,共阳极组晶闸管的触发脉冲相位应依次相差( )度。
【单选题】在三相全控桥整流电路中, VT 1 和 VT 3 晶闸管的触发脉冲,应依次相差( )度。
【多选题】在按21天计算日工资率的企业中,节假日工资的计算方法是( )。