电测量指示性仪表用电压互感器二次回路电缆的电压降应不大于额定二次电压的( )。
A.0.25%~0.5%;B.0.5%~1%;C.1%~2%; D.1%~3%。
参考答案:D
The mother as well as her two children ________shopping in the supermarket near their house every week.
A.is going
B.go
C.goes
D.are going
协调艺术归结起来有()几个方面。
A.虚怀若谷
B.以诚相待
C.循循善诱
D.刚柔相济
E.朴实无华