In a four-stroke/cycle diesel engine, after the completion of the power stroke, the piston will move（）<br>A:up and draw in a fresh air charge<br>B:down to burn off fuel<br>C:down to compress the fuel air charge<br>D:up and force out the exhaust gases

In a four-stroke/cycle diesel engine, after the completion of the power stroke, the piston will move（）
A:up and draw in a fresh air charge
B:down to burn off fuel
C:down to compress the fuel air charge
D:up and force out the exhaust gases

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