三相异步电动机反接制动时,采用对称制电阻接法,可以在限制制动转矩的同时也限制()。
A、制动电流
B、起动电流
C、制动电压
D、起动电压
参考答案:A
---This is a photo of _________ when they were young.
---OK, how happy they both looked!
A.my father and mother
B.my mother and father's
C.my mother's and father's
D.my father's and my mother
下列不属于谈话技巧的是()
A.善于激发下级的谈话愿望
B.善于启发下级讲真情实话
C.善于抓住重要问题
D.运用倾听技巧
E.直接批评下属