如图为汽油机工作过程中某一冲程的示意图，此冲程的名称及能量转化是_刷题宝

题干

如图为汽油机工作过程中某一冲程的示意图，此冲程的名称及能量转化是（　　）

A：压缩冲程，机械能转化为内能

B：压缩冲程，内能转化为机械能

C：做功冲程，机械能转化为内能

D：做功冲程，内能转化为机械能

上一题下一题 0.0难度选择题更新时间:2018-10-15 09:07:10

答案(点此获取答案解析）

A

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