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。
Considering the learning and extrapolating ability as well as the parameter optimizing time, linear kernel is determined to be used in SVM in the analysis of diesel engine exhaust emissions.
综合考虑SVM的学习能力、外推能力及寻优时间，决定选择线性核函数作为SVM在柴油机尾气分析中的核模型。
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。
This system has been successfully used in GD-1 high pressure common rail electronically controlled diesel engine, and the engine performances and its exhaust emissions were significantly improved.
本标定系统已经成功用于GD 1高压共轨电控柴油机，发动机的性能和排放得到了很大的改善。
The results showed that the engine emissions of exhaust smoke and CO content decreased by adding fuel detergent in diesel fuel.
结果表明，在柴油中添加石油磺酸钙清净分散剂，可以降低柴油机的排放烟度和CO含量，特别是烟度的降低幅度较大。
To satisfy the more and more strict emission criterion, it is necessary to take measures to reduce the exhaust emissions of non-road diesel engine.
为了满足日益严格的排放标准，有必要采取有效的措施来降低非道路用柴油机的废气排放。
In addition, diesel exhaust tends to have more particulates than gasoline engine emissions.
此外，柴油机废气中的颗粒物通常多于汽油发动机。
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。
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。
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