火灾发生在回风侧时,为控制风流应()通风。
参考答案:正常
---- Can you take my birthday party tomorrow ?
---- I am so sorry, but I will have too much work ________.
A.to see to to come
B.seeing to come
C.too see to coming
D.doing to come
10KV断路器在合闸状态整体测试各相对地的绝缘电阻值应为()MΩ。
A、500;
B、800;
C、1000以上。