The effects of methylcyclopentadienyl manganese tricarbonyl(MMT) fuel additive on emission and emission control system of vehicles have ever been the focus of dispute.
甲基环戊二烯三羰基锰（MMT）对机动车排放及排放控制系统的影响一直是人们争论的焦点。
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Methylcyclopentadienyl is a wider use of chemical raw materials, it can participate in various types of chemical reactions, as an important system for organic products from the raw materials.