A、the same, whether at sea, or during maneuvering
B、adjusted during each hour of operation while at constant RPM
C、higher at sea than while maneuvering
D、lower at sea than while maneuvering
更多“The rate of cylinder lubricating oil metered to each cylinder of a large low-speed main propulsion diesel engine is （）”相关的问题
A、fuel pump should be removed and all connections blanked off B、cylinder oil feed rate should be increased slightly above that used at normal sea speed C、cylinder oil feed rate should be reduced D、cylinder oil feed rate should be increased to the maximum flow capable of the metering pump
A、amount of scavenge air to the cylinder B、quality of fuel injected C、viscosity of the lube oil D、compression ratio of the piston
A、quality of air filtration B、effectiveness of lubrication C、type of fuel used D、all of the above
A、reduce the ring groove wear rate B、seal against crankcase vapors C、lessen the wear on aluminum part of the cylinder D、allow for the greater expansion rate of aluminum
A、the size of the holes in the fuel nozzle B、timing of the pump C、supply pressure to the pump D、shape of the combustion chamber
A、swept volume of the cylinder B、inside diameter of the cylinder C、piston displacement in the cylinder D、length of the piston stroke
A、Proper timing B、Accurate metering C、Suitable injection rate D、Suitable atomization rate
A、The rated capacity in gallons，quarts，or pounds B、The hydrostatic test date of the cylinder C、The name of the item D、An identifying mark of the actual manufacturer
客服
TOP
查看正确答案
