A.purifier
B.oil/water separator
C.incinerator
D.distiller
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A.diesel oil instead of fuel oil
B.fuel oil instead of diesel oil
C.diesel oil instead fuel oil
D.fuel oil instead diesel oil
A.the “ nip ”is zero
B.the “ nap ” is zero
C.the “ gap ”is correct
D.the “ clearance ” is correct
A.a closed loop control system
B.an open loop control system
C.a boiler control system
D.a steering gear
A.sliding bowl bottom
B.gravity disc
C.bowl
D.liquid level detector
A.sliding bowl bottom
B.gravity disc
C.separating disc
D.scum valve
最新試題
The main purpose of port State control is not to（）
Cold weather starting of a diesel engine may be made easier by（）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
Diesel engine air start system check valves are opened by （）
The cetane rating of diesel fuel is an indication of the （）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
The treatment of the fuel oils involves storage, heating, filtering and（）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.