单项选择题
A device which functions to bring a diesel engine to a full stop to protect it from damage is known as a/an （）
A.torque limiter
B.over-speed trip
C.over-speed governor
D.load limit governor
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相关考题
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单项选择题
Black smoke exhausting from an operating diesel engine can be caused by （）
A.fuel dribbling from leaking fuel injectors
B.burning fuel with a high carbon content
C.burning fuel with a high vanadium content
D.burning fuel with a lower sulphur content -
单项选择题
White smoke exhausting from a diesel engine can be caused by a （）
A.high combustion temperature
B.high compression pressure
C.cracked cylinder liner
D.fuel with a high vanadium content -
单项选择题
White smoke exhausting from a diesel engine can be caused by （）
A.low combustion temperature
B.a leaking fuel nozzle check valve
C.late fuel injection
D.plugged oil-scraper ring hole
