单项选择题
A.engine room logbook B.voyage logbook C.engine room logbook or voyage logbook D.engine room logbook and voyage logbook
() is (are) not power supplied by main switchboard dire...
单项选择题() is (are) not power supplied by main switchboard directly.
A.Steering gear and windlass B.Navigation light and radio power panel C.Navigation device power box D.Daily fresh water pump
()is power supplied by main switchboard directly not th...
单项选择题()is power supplied by main switchboard directly not through sub-board.
A.Deck machinery B.Little power load C.Some important load D.stationary submersible pump
()are located on the road panel of main switchboard.A.M...
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