单项选择题
当飞机刚刚断电时,下列哪个总线提供电源给CMC?()
A.DC BUS 2
B.HOT BATT BUS 2
C.DC ESS BUS 2
D.DC ESS BUS 1
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单项选择题
A.DC BUS 2
B.HOT BATT BUS 2
C.DC ESS BUS 2
D.DC ESS BUS 1
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