| ⑶多脉冲四次喷射模式下，起始喷射定时为-80°CAATDC，EGR率大于50%时，提高进气压力至2.0bar时能进一步降低NOx至0.13g/kWh，降低Soot排放至0.083FSN，同时进一步提高指示热效率至45.7%。
⑷多脉冲四次喷射模式下，积聚态和核态的微粒数浓度随着起始喷射定时、共轨压力、进气压力以及EGR率的变化呈现出不同的变化趋势。但积聚态的平均粒径大小均在40～65nm范围内；且核态平均粒径大小也均在12～18nm范围内。
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