单项选择题
High diesel engine cooling water temperatures can be caused by （）.
A.a worn water pump
B.not enough coolant
C.air in the cooling system
D.all of the above
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相关考题
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单项选择题
The linear motion of a diesel engine piston is converted to the rotary motion required to drive gears, propeller shafts, and generators by the （）.
A.flywheel
B.crankshaft
C.journal bearings
D.camshaft -
单项选择题
What is the crank angle between any two crank throws in the firing order of a four-stroke/cycle, in line, eight cylinder diesel engine?（）
A.45
B.60
C.90
D.100 -
单项选择题
Misalignment of the drive shaft and propeller shaft flanges can be detected by using a dial indicator or （）.
A.inside micrometer
B.feeler gauge
C.adjustable trammel
D.sighting device
