If the flame from combustion in the cylinder of a four-stroke engine past the piston into

If the flame from combustion in the cylinder of a four-stroke engine past the piston into the space below, the accumulation of flammable mixture would be ignited, thus resulting in _____.

A.the crankcase explosion

B.lifting of the cylinder safety valve

C.a scavenge fire

D.opening of the manhole

请帮忙给出正确答案和分析,谢谢!

  • 悬赏:0 答案豆
  • 提问人:00****79
  • 发布时间:2019-04-11
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