Small amounts of fuel are introduced into the combustion chamber prior to the main injection event, reducing lag time and promoting more continuous and complete combustion.
少量的燃油被引入燃烧室的主要注射液事件之前，减少滞后时间，促进更多的连续和完整的燃烧。
In the calculations of roll torque of ablation lag, a rapid method for calculating combined influence of ablation injection and roughness on skin friction coefficient is mainly described.
在烧蚀滞后滚转力矩的计算方法中，本文主要介绍滞后引射率和粗糙度对壁面摩擦系数联合影响的一种快速计算方法。
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