【单选题】失磁保护装置中,转子电压闭锁元件一般整定为空载励磁电压的()
【单选题】Q2.mp3:
A.
It presents great difficulty for her.
B.
It enables her to help her father in business.
C.
It makes her lose interest in Spanish.
D.
I t improves her performance in other subjects.
【单选题】失磁保护装置中,转子电压闭锁元件一般整定为空载励磁电压的( )。
【单选题】为了保护人身安全而将电气设备金属外壳接地方式 ( ) 。
【单选题】失磁保护装置中,转子电压闭锁元件一般整定值为空载励磁电压的()。
【判断题】财政财务审计,通常称为预防性审计。( )