The steel wire trap is a kind of simple and effective collection device for diesel engine particulate emission.
钢丝纤维捕集器是一种简单、有效的柴油机尾气颗粒排放收集装置。
The working principle of the system is: DPF filters the particulate matter (PM) in diesel engine exhaust, to make emission up to certain standard.
系统工作原理是：DPF过滤柴油机排气中的颗粒物（PM），从而使排放达到相应的标准。
The test results showed that it is an effective method to reduce particulate emission of di diesel engine by means of changing swirl level in the cylinder.
结果表明，针对工况需要调整气缸内涡流水平是降低柴油机微粒排放的有效手段。
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