Injection timing
喷射定时
喷射正时
喷油正时
喷油定时
喷油时序
喷气时刻
注油时机
喷射时刻
喷射始点
注水时机
喷油提前角
供油提前角
相对空燃比λ
timing injection of fertilizer
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(SEM)scanning electronic microscope
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ab initio potential energy surface of two electronic states
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