Each cylinder in a two stroke cycle engine experiences combustion（）.<br>A:once each crankshaft revolution<br>B:twice each crankshaft revolution<br>C:every other crankshaft revolution<br>D:every fourth stroke

Each cylinder in a two stroke cycle engine experiences combustion（）.
A:once each crankshaft revolution
B:twice each crankshaft revolution
C:every other crankshaft revolution
D:every fourth stroke

出自：海船船员证

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