A.Deck machinery
B.Little power load
C.Some important load
D.stationary submersible pump
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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
A.Paralleling panel
B.Load panel
C.Emergency generator control pane
D.Main generator control pane
A.load panel
B.emergency generator control panel
C.battery changing and discharging panel
D.paralleling panel
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
A.Ammeter and changeover switch
B.Power factor meter
C.Synchroscope
D.Reverse sequence relay
最新試題
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
The condensers located in various stages of a flash evaporator are cooled by（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
（） is not installed on the main switchboar.
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
The shipboard oil pollution emergency plan will be invalid after （）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
The cetane rating of diesel fuel is an indication of the （）