单项选择题
（）are located on the road panel of main switchboard.
A.Megohm meter, insulation light and synchroscope
B.Synchroscope, synchro light and megohm meter
C.Shore power switch, insulation light and synchroscope
D.Megohm meter, insulation light and shore power switch
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相关考题
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单项选择题
Insulation light is located on.（） of main switchboard.
A.Paralleling panel
B.Load panel
C.Emergency generator control pane
D.Main generator control pane -
单项选择题
Synchrocope and synchro light are located on （） of main switchboard.
A.load panel
B.emergency generator control panel
C.battery changing and discharging panel
D.paralleling panel -
单项选择题
To （） , the power is supplied by main switchboard directly not though sub-board.
A.save network cost
B.improve the reliability of supplying power to important load
C.prevent sequence reverse
D.increase the power factor of important load
