（）are supplied by main switchboard dir

（）are supplied by main switchboard directly.

ASuez Canal searchlight, air compressor and air conditioning compressor
BAir compressor, boiler blower and refrigeration plant
CBoiler blower, Suez Canal searchlight and refrigeration plant
DSuez canal searchlight, air compressor and boiler blower

参考答案

参考解析：

分类：船舶电气与船舶安全题库

An indicator on the main switchboard should show （） the emergency battery is in service or not.AthatBwhenCifDwhether

2、（） is (are) not power supplied by main

（） is (are) not power supplied by main switchboard directly.ASteering gear and windlassBNavigation light and radio power panelCNavigation device power boxDDaily fresh water pum

3、Which is supplied to the vessel by the

Which is supplied to the vessel by the MSA（）.ABell bookBCargo gear registerCOfficial LogbookDRough Logbook

4、The pistons are cooled by oil supplied

The pistons are cooled by oil supplied from the forced （） system.Afresh waterBsea waterClubricationDfuel oil

5、Compressed air is supplied by air comp

Compressed air is supplied by air compression to （）.Athe air receiversBthe starting valvesCthe cylinder coversDthe distributor

6、The compressed air is supplied by （） t

The compressed air is supplied by （） to the air reservoirs.AcompressorsBforced fansCventilatorsDgenerator

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