“two-expansion cycle”的概念、定义、翻译、参考文献-科学参考

单词	two-expansion cycle
释义	two-expansion cycle Encyclopedia 工学2次膨胀循环（6冲程循环）释 two-expansion cycle二次膨胀循环主要利用四冲程循环中燃料燃烧做功后排气热量作为热源，汽化水产生蒸汽后膨胀做功，将热能高效地转化为机械能的循环。又称六冲程循环。
随便看	relative energy saving ratio relative entropy relative equilibrium of yin-yang relative error relative error of an approximation algorithm relative extension relative extremum relative eye relief relative feed value relative field relative fit relative fluctuation relative fluctuation of density relative focal length relative frame of reference relative frequence relative frequency relative Frobenius morphism relative functor relative geometry relative gradient relative gravity survey relative group relative growth relative growth rate

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