单项选择题
Load control on a diesel engine is accomplished by （）.
A.regulating the speed of the turbocharger
B.rotating the fuel injector pump plunger
C.regulating the speed of the fuel oil transfer pump
D.changing engine timing
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相关考题
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单项选择题
When reassembling the bowl of a disk-type centrifuge, the bowl or locking ring is rotated （）.
A.clockwise, due to the bowl rotating clockwise
B.clockwise, due to the bowl rotating counterclockwise
C.counterclockwise, due to the bowl rotating clockwise
D.counterclockwise, due to the bowl rotating counterclockwise -
单项选择题
In diesel engines designed with a crosshead, the motion of the piston rod can be described as （）.
A.reciprocating at the piston pin, rotary at the crank pin
B.reciprocating at the crank pin, rotary at the piston pin
C.straight reciprocation
D.straight rotation -
单项选择题
Immediately after any diesel engine is started, the engineer should check the （）
A.crankcase pressure
B.lube oil pressure
C.saltwater pressure
D.exhaust temperature
