A.quality
B.reliability
C.price fluctuating
D.applicability
您可能感兴趣的试卷
你可能感兴趣的试题
A.the reason of replacing
B.the course of replacing
C.crews who do this work
D.where and when the replacing being done
A.Cooling water is alkalescence
B.cooling water is acidity
C.cooling water has salinity
D.cooling water has impurity
A.alkale scence
B.acidity
C.salinity
D.impurity
A.stop the LO pump, SW pump, FW pump
B.stop the priming FO transfer pump
C.engage the turning gear
D.open the scavenge air belts drain valve and cover the turbocharger silencer with the dustproof cover
A.keep all systems in normally running
B.the main engine is stand-by
C.shut off the starting air bottle outlet valve
D.pay attention to the changes of the system parameters
A.fuel valve
B.the starting air valve
C.the sea chest
D.the main sea pump inlet valve
A.shut off the starting air receiver outlet valve
B.stop the FO priming transfer pump and shut off the correspondence inlet and outlet valve
C.stop the SW pump immediately and shut off the correspondence inlet and outlet valve
D.stop the FW pump immediately and shut off the correspondence inlet and outlet valve
A.overload
B.the odds of the load
C.the default of parts
D.overload and the odds of the load
A.testing for the mechanical load and the thermal load
B.inspecting thermal and mechanical condition of the engine
C.inspecting each system and exhaust temperature
D.testing for compress pressure and explosion pressure
A.the highest
B.above 3/4
C.1/2-3/4
D.the lowest
最新试题
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（）
To proceed to the assistance of a ship in distress is（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
If separating effect is not good, which measure should be taken （）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
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 （）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.