The effects of different intake swirl ratio on the performances and exhaust emissions of diesel engine were investigated based on the experiment data.
试验结果表明，发动机在高、低速区的最佳进气涡流强度是不同的。
This paper describes the research how to reduce the exhaust emissions of B series diesel engine of Dongfeng Comins.
本文主要对东风康明斯B系列柴油机如何降低发动机尾气排放进行了研究。
After preparing sufficient biodiesel, the impact of the biodiesel on diesel engine exhaust emissions was evaluated and compared to diesel fuel.
为了了解生物柴油在发动机上的排放特性，进行了生物柴油和柴油的排放性能对比试验。
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