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【单选题】
10kV及其以下的电压线路称为( ).
A.
送电线路
B.
配电线路
C.
变电线路
D.
以上都不对
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【单选题】融合终端安装时遇到有集中器需要共同接入接线盒时，集中器的电压线跟电流线分别如何接入？（ ）
A.
电压线并联，电流线并联
B.
电压线并联 电流线串联
C.
电压线串联 电流线串联
D.
电压线串联 电流线串联
【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
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【单选题】融合终端安装时遇到有集中器需要共同接入接线盒时，集中器的电压线跟电流线分别如何接入？（ ）
A.
电压线并联，电流线并联
B.
电压线并联 电流线串联
C.
电压线串联 电流线串联
D.
电压线串联 电流线串联
【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
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