A.the crosshead
B.the crankshaft
C.large end
D.the piston bosses
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A.gravity
B.motion
C.ratio
D.density
A.compression
B.maximum
C.rated
D.oil
A.the viscosity index
B.the fuel oil contents
C.the starting speed
D.the reading at the rack
A.have nothing to do with
B.having nothing to do with
C.have much to do with
D.having much to do with
A.a transfer pump
B.a bilge pump
C.a service pump
D.a vacuum pump
最新試題
Proper filtering and straining of fuel oil is important because the （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
The function of diesel engine piston compression rings is to （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）