属紧急、重大缺陷的，维护人员应在完成验收后（）小时内将填妥的

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问题单项选择题

属紧急、重大缺陷的，维护人员应在完成验收后（）小时内将填妥的缺陷处理单报送所属调度机构自动化部门。

A.8

B.24

C.48

D.72

答案

参考答案：C

填空题

根据首字母提示或汉语完成单词。

1. His brother is a p_____ tennis player.

2. Everyone in China can get a good e_____ now.

3. Many fans watched him all the time and f_____ him everywhere.

4. There're kinds of f_____ in the garden.

5. What will h_____ if I don't have an ID card?

6.—Who helped me _____ (组织)the activity?

—Jack did.

7. Uncle Wang enjoys _____ (制造)machines.

判断题

在带电的低压配电装置上工作时，应采取防止导线断股和单相接地的绝缘隔离措施。