A.excess amount of oily-water mixtures in bilges
B.insulation of piping including exhaust pipes in engine room contaminated by oil
C.improper operation of bilge pumping arrangements
D.there were an actual emergency
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A.100%
B.110%
C.85%
D.different
A.the sinking of tail shaft
B.the clearance of stern bearing
C.the total flexure of shaft
D.main engine crankshaft deflection
A.Voyage repairs
B.Routine docking
C.Damage repairs
D.Conversion
A.engine logbook
B.delivery docket
C.store booklet
D.maintenance book
The purpose of treating the cooling water of the diesel engine is to()
Ⅰ. resist the scale formation in the cooling chamber
Ⅱ.lubricate the engine part
Ⅲ.increase thermal capacity
Ⅳ.resist corrosion
A.Ⅰ+Ⅱ
B.Ⅱ+Ⅲ
C.Ⅲ+Ⅳ
D.Ⅰ+Ⅳ
最新試題
The cetane rating of diesel fuel is an indication of the ()
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a()
Cold weather starting of a diesel engine may be made easier by()
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the()
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?()
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?()
The shipboard oil pollution emergency plan will be invalid after ()
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a()
The additional mark ()in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.