“engine variable valve timing control”的概念、定义、翻译、参考文献-科学参考

单词	engine variable valve timing control
释义	engine variable valve timing control Encyclopedia 工学发动机电子控制系统释 engine variable valve timing control发动机可变气门正时控制通过机械、电磁或液压控制等方式，改变发动机气门开始开启和关闭时刻的气门正时，从而改善燃烧过程，尽量减少耗油量和废气排放，从而提高发动机的综合性能的技术。
随便看	Hermitian linear space Hermitian manifold Hermitian matrix Hermitian metric Hermitian metric on complex manifold Hermitian metric vector space Hermitian module Hermitian operator Hermitian part Hermitian product Hermitian quadratic form Hermitian ring Hermitian scalar product Hermitian/skew-Hermitian splitting (HSS) Hermitian space Hermitian spline Hermitian structure Hermitian symmetric space Hermitian transformation Hermitian transpose Hermitian vector space hermiticity hermit point Hermits by Dong Qichang Hermits by Sun Wei

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