The pellet filter intercepts the particulate matter. 顆粒過濾器將顆粒物進行攔截。
The development and application for full-flow dilution tunnel sampling and analyzing systerm for particulate matters from vehicle emission. 則主要描述了自主研發的全流稀釋通道採樣及分析系統在機動車排放顆粒物研究中的應用與發展。