问题
多项选择题
以下属于机械闭锁的有()。
A、线路(变压器)隔离开产线路(变压器)势头地开关的闭锁
B、母线开关和断路器母线侧接地开关的闭锁
C、电压互感器隔离开关和电压互感器接地开关的闭锁
D、旁路旁母隔离开关和旁母接地开关的闭锁
答案
参考答案:A, B, C, D
以下属于机械闭锁的有()。
A、线路(变压器)隔离开产线路(变压器)势头地开关的闭锁
B、母线开关和断路器母线侧接地开关的闭锁
C、电压互感器隔离开关和电压互感器接地开关的闭锁
D、旁路旁母隔离开关和旁母接地开关的闭锁
参考答案:A, B, C, D
Choose the word to complete the sentence.(选词填空。) | |
2. You will see many stars in the sky_________ you come out at a fine night. 3. I want to ask the teacher_________ we will take a day off. 4. I am mad at him _________ he is playing the stereo too loud. 5. _________ he was stealing the girl's purse, I saw him. |