... 容积效率volumetric efficiency 气门重叠角valve overlap period 涡轮增压发动机turbocharger engine ...
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valve overlap period
阀门重叠周期
以上为机器翻译结果,长、整句建议使用 人工翻译 。
This period of time is known as valve overlap.
这时期被称为气门重叠。
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