定时限过电流保护的动作电流在系统正常运行时不动动作电流应大于线路的最大()。
A.额定电流
B.负荷电流
C.过负荷电流
D.短路电流
参考答案:B
单词拼写
小题1:Do you have any ______________(证据)for what you said just now?
小题2:Her ________(信仰) in God is very firm.
小题3:__________(偶尔) Alice would look up from her books.
小题4:It will be to your __________(弊端,不利)if you arrive at the interview late.
小题5:At last we came to the __________(结论) that he was a cheat.
小题6:Learning to walk again after his accident required great p_________.
小题7:Einstein is a great scientific g__________.
小题8:She was a about her daughter still being out late at night.
小题9:She was i________ badly in an accident during the work.
小题10:When you heat a metal ,it c .
中共张掖县第一次代表大会于什么时间召开?