在配气机构方面，电液或电磁控制的全可变气门技术便是其中一种。
The Electro-hydraulic valve actuation(EHVA)in this dissertation is a kind of way for the future engine.
全可变气门机构能实现发动机配气定时和气门升程的连续可变，是可变气门技术的发展趋势。
Fully variable valve train may realize continuously variable valve timing and valve lift, and so it represents development trend of variable valve technology.
试验结果同时表明，通过合理匹配有关结构参数，全可变液压气门机构可实现气门平稳开启和平稳落座。
Testing results also show that by reasonably matching the structural parameters, the fully variable hydraulic valve train can give steadily opening and seating.
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