问题
单项选择题
以下哪种现象不属于干扰对继电保护装置的影响()
A.运行程序出轨
B.运行时间过长
C.运算或逻辑出错
D.损坏微型机芯片
答案
参考答案:B
以下哪种现象不属于干扰对继电保护装置的影响()
A.运行程序出轨
B.运行时间过长
C.运算或逻辑出错
D.损坏微型机芯片
参考答案:B
选择方框内所给词的适当形式填空。(注意词形变化)。(每空一词)
小题2:Teenagers should be allowed to choose their _____ clothes. 小题3:What will you do in your free time? I’ll help to clean up the city _____. 小题4:Do you know when the _____ was invented? It was invented in 1876. 小题5:By the time I got outside, the bus had already _____. |