“valve mechanism”的概念、定义、翻译、参考文献-科学参考

单词	valve mechanism
释义	valve mechanism Encyclopedia 工学配气机构释 valve mechanism配气机构根据内燃机每一气缸内进行的工作循环和发火次序的要求，定时地开启和关闭各气缸的进、排气门，以保证新鲜可燃混合气（汽油机）或空气（柴油机）及时进入气缸并把燃烧生成的废气及时排出的机构。
随便看	external standard method external subset external tangency external tangent external target external technology dependency external tensor product external terms external thermal resistance external three conformities external treatment external turret mooring system external turret mooring system，ET external validation external validity of study external value external variation external voltage external volume serial number external water pressure of tunnel external weight external work external Wushu schools externior ballistic measurement of rockets exteroceptor

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