A.flame relief valve
B.flame stopper
C.safety valve
D.flame arrester
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A.condensation in the fuel tank
B.a crack in the hull portion of the fuel tank
C.a load of bad fuel
D.contamination from the saltwater flushing system
A.sounding the tank
B.waiting for the vessel to list
C.examining tank boundaries
D.checking fuel oil strainers
A.on the outgoing tide
B.overboard after dark
C.overboard through an oily water separator
D.anytime in an emergency, i-emain engine lube oil failure
A.drained into the vessels bilges
B.reclaimed for other uses
C.held in a slop tank
D.purified and then reused
A.when the remaining charge volume is less than 90 percent of the required VOLUME
B.at each inspection for certification
C.at each annual inspection
D.when the weight loss exceeds 10% of weight of charge
最新試題
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（）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
Flame failure in an automatically fired auxiliary boiler can from a/an （）
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.
The cetane rating of diesel fuel is an indication of the （）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）