总粒相物 meaning in English

tpm

Cigarettes - determination of water in smoke condensates - gas - chromatographic method
卷烟总粒相物中水分的测定气相色普法
Cigarettes - determination of nicotine in smoke condensates - gas - chromatographic method
卷烟总粒相物中烟碱的测定气相色普法
Cigarette - determination of total and nicotine - free dry particulate matter using a routine analytical smoking machine
卷烟用常规分析用吸烟机测定总粒相物和焦油
Comparative analysis of volatile and semi - volatile constituents in cut tobacco and total particulate matter
卷烟烟丝和卷烟烟气总粒相物中挥发性和半挥发性成分的分析研究
27 . 14 % respectively ) , while that of total nitrogen changed hardly , at the same time , the amount of tpm ( total particular matter ) and tar in smoke decreased ( by 8 . 62 % ？
27 . 14 % ，而总氮的变化不明显；烟气中总粒相物和焦油下降幅度分别达到8 . 62 % ？