A.hydraulic head
B.static head
C.heat energy
D.steam
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A.a liquid
B.a pressure
C.a temperature
D.none of the above
A.a priming device
B.a discharge branch
C.a filter
D.a suction valve
A.pump
B.engine
C.turbine
D.boiler
A.lubricating oil
B.lubricating oil systems
C.strainers
D.cartridges
A.installations
B.basket strainers
C.a cylindrical container
D.a metal or wire basket
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When does auxiliary burner of incinerator put into operation? （）Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish
Under MARPOL Code the ship to which it applies has to carry （）
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“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
The treatment of the fuel oils involves storage, heating, filtering and（）
The shipboard oil pollution emergency plan will be invalid after （）
The main purpose of port State control is not to（）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
To proceed to the assistance of a ship in distress is（）