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單項選擇題

The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.

A.indicated horsepower
B.brake horsepower
C.net horsepower
D.friction horsepower

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單項選擇題

How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）

A.One
B.Two
C.Four
D.Eight

單項選擇題

The highest pressure in a diesel engine cylinder normally occurs （）.

A.at TDC
B.before TDC
C.after TDC
D.during air starting

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