问题
填空题
金属电缆桥架及其支架全长不应少于（）处与接地（PE）或接零（PEN）干线相连接。
答案
参考答案：2
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金属电缆桥架及其支架全长不应少于（）处与接地（PE）或接零（PEN）干线相连接。
参考答案：2
| 从方框中选择恰当的句子补全对话，其中有两项是多余的。 | |
| A: It's Saturday tomorrow. ___________1____________ B: I will watch a volleyball match. It's between China and Japan. A: Wow, wonderful! I'm sure China will beat Japan. ___________2____________ B: At 9:00 in the morning. I have two tickets here. ___________3____________ A: I'd love to, but I can't. because we'll have a basketball match tomorrow morning. B: What a pity ! ____________4___________ A: A team from Yu Cai Middle School. B: ___________5____________ A: On my school playground. B: Good luck to you and your team ! A: Thanks a lot. | |
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