A.the pump cylinder
B.the pump cam
C.the pump plunger
D.the pump miler
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A.wheel
B.crankshaft
C.running gear
D.cam
A.charging
B.supercharging
C.starting
D.scavenging
A.behind
B.far from
C.adjacent to
D.in front of
A.power output
B.friction and wear
C.indicated pressure
D.rated horsepower
A.viscosity
B.density
C.velocity
D.electricity
A.higher
B.lower
C.low
D.high
A.be less than
B.be larger than
C.be as large as
D.not be so large as
A.bosses
B.through bolts
C.machine-turned recesses
D.long studs
A.a mark
B.a bolt
C.a dowel pin
D.a measuring tool
A.gravity disc
B.centrifugal bowl
C.a stack of discs
D.main sealing ring
最新试题
The function of diesel engine piston compression rings is to （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
Maximum horsepower of a diesel engine is attained （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
White smoke exhausting from an operating diesel engine may indicate （）.
A diesel engine piston ring face is in direct contact with the （）.