A.gear
B.nonpositive displacement
C.positive displacement
D.rotary
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A.the pump cylinder
B.the pump cam
C.the pump plunger
D.the pump miler
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
最新试题
Diesel engine control can be obtained by the bridge （）.
Lube oil cannot be efficiently filtered if its （）.
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 （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
In using reduction gears to obtain efficient propeller speeds, （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
Proper filtering and straining of fuel oil is important because the （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
White smoke exhausting from an operating diesel engine may indicate （）.