event duration meaning in Chinese
（事件持续）：参数设置的任意帧在每个粒子第一次进入事件开始时被使用。
（事件期间）：从目标导出的动画在每个粒子开始其第一次进入事件时被使用。
Examples
- The controllable ability of valve timing , duration , and lift in the haecvvs has been proved . the map of common rail pressure , duration of control signal and the peak lift , the map of common rail pressure , duration of control signal and valve event duration , the map of the combination ability of valve event duration and valve peak lift etc . have been obtained from the experiment
在研究了电控可变气门系统气门正时、气门开启持续期、气门升程的可控性的基础上，整理了共轨压力、控制信号持续时间与气门峰值升程的map图，共轨压力、控制信号与气门开启持续期的map图，气门升程与气门开启持续期配合范围map图。