探讨当今柴油机机外净化措施存在的缺陷并展望未来新型净化手段。 关键词: 柴油机; 颗粒物; 捕集器; 催化剂 Abstract: Th is art icle int roduces and discusses the current purifying methods defect of exhaust po llutants from the diesel engine outside, and p ro spects the new purifying method in the future1 Key words:D iesel engine; Part iculate mat ter; T rap; Catalyt ic agent