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【单选题】
在直流线路上不需要停电的工作，应填写（）。
A.
电力线路现场勘察记录
B.
电力线路第一种工作票
C.
电力线路第二种工作票
D.
电力线路带电作业工作票
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Subways are underground trains, which usually operate 24 hours a day. They are found in larger cities and usually run between the suburbs and the downtown area. Maps and schedules are available from t...
A.
within downtown areas
B.
away from city centers
C.
in or outside big modern cities
D.
between suburbs and city centers