A.class "A" fire
B.class "B" fire
C.class "C" fire
D.class "D" fire
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A.5%
B.10%
C.25%
D.40%
A.Fuel oil
B.Wood
C.Celluloid
D.Electrical insulation
A.removing the heat
B.removing the oxygen
C.removing the fuel
D.interrupting the chain reaction
A.diesel oil
B.magnesium
C.dunnage
D.electrical insulation
A.bedding
B.pipe insulation
C.paint
D.a generator
最新試題
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
Using a file without a handle may result in （）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
To proceed to the assistance of a ship in distress is（）
The cetane rating of diesel fuel is an indication of the （）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
Flame failure in an automatically fired auxiliary boiler can from a/an （）