f ratio meaning in English
f比率
方差比
Examples
- For better performance on emission , there is an electronic device to loop control a / f ratio
为了改善排放效果，增加了空燃比电控系统，闭环控制空燃比。 - This experiment studies the relation of ionic current signals and a / f ratio on different premixed pressure
通过控制预混压力和空燃比两个参数变化，消除了由于发动机循环变动对燃烧状态和离子电流强度的不稳定影响。 - The motor special impulse can be enhanced with the best o / f ratio reduced by increasing the concentration of hydrogen peroxide or adding aluminum powder in the fuel
提高过氧化氢浓度或在燃料中添加铝粉可以降低最佳配比，并提高发动机的比冲。 - The research of propellant energy performance indicates that the special impulse and characteristic velocity are significantly depended on o / f ratio and weakly depended on chamber pressure
过氧化氢和pe燃料组合的能量研究表明：发动机的比冲和特征速度与配比密切相关，与燃烧室压强关系不大。 - The results show the ionic current signals can be used to detect the a / f ratio , which provide the basis investigation for the application of ionic current in engine
分析了空燃比、预混压力变化与离子电流信号的关系，试验研究表明离子电流法可用来检测空燃比，为在发动机上的应用提供了基础性研究。