“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	molecular dynamics integration method molecular dynamics method molecular dynamics method, MD method molecular dynamics methods molecular dynamics simulation molecular dynamics simulation, MD molecular dynamics simulation of polymer molecular dynamics simulations molecular ecological adaptation of weeds molecular ecology molecular electric dipole moment molecular electrocatalysis at a liquid/liquid interface molecular electronic configuration molecular electronic device molecular electronics = molecular electronics 分子电子学 = molecular electronics 用作单分子电子学 molecular electronic wavefunction molecular embryology molecular energy level molecular energy state molecular engineering molecular entity molecular epidemiology molecular evolution

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