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單項選擇題

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

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單項選擇題

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

單項選擇題

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