The 2005 AQG set for the first time a guideline value for particulate matter (PM).
2005年空气质量准则第一次为可吸入颗粒物（PM）确定了一项指导值。
They recommend revised limits for the concentration of selected air pollutants: particulate matter (PM), ozone (O3), nitrogen dioxide (NO2) and sulfur dioxide (SO2), applicable across all WHO regions.
它们为下述选定的空气污染物的浓度限值提出了修订：可吸入颗粒物(PM)、臭氧(o3)、二氧化氮(NO2)和二氧化硫(SO2)，适用于世卫组织所有区域。
The working principle of the system is: DPF filters the particulate matter (PM) in diesel engine exhaust, to make emission up to certain standard.
系统工作原理是：DPF过滤柴油机排气中的颗粒物（PM），从而使排放达到相应的标准。
The study on elemental speciation in airborne particulate matter (PM) is important for its evaluation of toxicity and source of pollution.
大气颗粒物中元素的种态研究，对评价其毒性和污染来源等有很重要的意义。
The most effective measure of diesel particulate matter (PM) post-processing is the diesel particulate filter (DPF) technology, and the key of DPF lies in its regeneration.
柴油机微粒物质(PM)后处理最有效的措施是微粒捕集器(DPF)技术，而DPF技术的关键点在于其再生。
Pulverized coals were burnt in a laboratory-scale drop tube furnace to study the swelling characteristic of char particles and its influence on emission of particulate matter (PM) during combustion.
该文通过煤粉在沉降炉中的燃烧，研究燃烧过程中煤焦的膨胀特性及其对颗粒物形成的影响。
It must be noted that sand is a 'particulate matter' (PM) and is recognized as such when measuring levels of the many different components that make up air pollution.
需要说明的是，沙子，是一种颗粒物质(PM)。测量空气污染物的不同组成成分含量等级时，它被归为颗粒物质。
The term "particulate matter" (PM) includes both solid particles and liquid droplets found in air.
微粒物质，又成为PM， 是包括空气里的固体粒子和在空气里的水份。
OBJECTIVE: To investigate the multiplication of particulate matter (PM) after injections are mixed for administration.
目的：考察注射剂配伍后不溶性微粒倍增的现象。
Influence of acid rain. The impact of acidic particulate matter(PM), and acidic fog on human health and on water and forests.
阐述了酸雾、酸粒、酸雨对人类健康，水域和森林的影响。
Influence of acid rain. The impact of acidic particulate matter(PM), and acidic fog on human health and on water and forests.
阐述了酸雾、酸粒、酸雨对人类健康，水域和森林的影响。
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