电气安装土建交接质量质量验收记录表中对“主电源开关”有哪些具_爱下问搜题

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问题多项选择题

电气安装土建交接质量质量验收记录表中对“主电源开关”有哪些具体要求（）。

A、主电源开关应能够阶段电梯正常使用情况下最大电流

B、对有机房电梯该开关应能从机房入口处方便接地

C、对无机房电梯该开关设置在井道外工作人员方便接近的地方，且应交由必要的安全防护

D、主电源开关应能够阶段电梯正常使用情况下最小电流

E、主电源开关应能够阶段电梯正常使用情况下电流平均值

答案

参考答案：A, B, C

补全对话，情景问答

补全对话。

A: Excuse me. I'm a reporter from Ji'ning TV. 1_____

B: Sure.

A: Your name, please?

B: My name's Wang Hua.

A: 2_____

B: I'm in Grade Three.

A: 3_____

B: I like surfing the Internet and e-mailing people in different countries in my spare time.

A: 4_____

B: Yes, I think it can improve my English this way.

A: That sounds great. What are the other advantages of your interests?

B: They can also help me learn a lot about Net-pals' countries and their cultures and customs.

A: Good for you. 5_____

B: You're welcome.

填空题

山东曲阜有“三孔”，分别是“（）”、“（）”和“（）”。