A.end
B.web
C.pin
D.journal
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A.sea cheat
B.air receiver
C.crankcase
D.water box
A.a worn cylinder
B.broken piston rings
C.either A or B
D.none of the above
A.a worn cylinder
B.broken piston rings
C.any of A and B
D.none of the above
Leaky exhaust valve will result in which of the following?（）
(1) high exhaust temperature;
(2) low compression pressure;
(3) low firing pressure.
A.(1) and (2)
B.(1) only
C.(2) only
D.(1),(2) and (3)
A.cylinder liners and piston rings
B.main bearings
C.crankpin bearings
D.turboblower
最新試題
Diesel engine control can be obtained by the bridge （）.
The function of diesel engine piston compression rings is to （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
The highest pressure in a diesel engine cylinder normally occurs （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
Maximum horsepower of a diesel engine is attained （）.
The main purpose of the piston oil scraper rings is to （）.
An automated diesel engine should normally shut down due to （）
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.