Suitable for Euro 4 or 5 engines from certain manufacturers who fit particle trapping filters (DPF) to be able to meet this emission standed.
适用于那些带有颗粒过滤（DPF）的欧4或欧5发动机达到排放标准。
A diesel engine bench for trapping diesel particle by filter was established.
实验室搭建了捕集柴油机颗粒的发动机台架。
A one-dimensional unsteady model was developed to simulate the trapping of fine particles by a wall-flow filter by simulating the flow field and particle layer distribution in a channel.
针对壁流式过滤体捕集微细颗粒物的过程，建立了描述通道内流场和颗粒层分布的一维非稳态模型。
By using Electromagnetic Model, the quantitative analysis is also presented, which is about the optical trapping force of Rayleigh particle much smaller than the laser wavelength.
基于电磁场模型，对几何尺寸远小于激光波长的瑞利粒子所受的光阱力进行了分析。
By using Electromagnetic Model, the quantitative analysis is also presented, which is about the optical trapping force of Rayleigh particle much smaller than the laser wavelength.
基于电磁场模型，对几何尺寸远小于激光波长的瑞利粒子所受的光阱力进行了分析。
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