1) concentrationoffloatingdust
飘尘浓度
2) Dust
飘尘
1.
Analysis of Organic Pollutants in Dust by Supercritical Fluid Extraction;
超临界流体萃取对大气飘尘中有机污染物的分析
2.
The method to determine the real specific gravity of atmospheric dust by using laser slitdiffraction technology has high precision and is easy to handle.
利用激光单缝衍射技术测量大气飘尘的真比重，具有精度高和测试方法简便易行的特点。
3) floating dust
飘尘
1.
The results indicated that the district is much polluted by TSP and floating dust in the spring;the daily variation of TSP mass concentration presents a curve of two peaks;the percentage of fine particles in the floating dust is high;and meteorological conditions and regularity of human activities have great effe.
通过对兰州市城关区 2 0 0 0年春季大气气溶胶的监测 ,分析了该地区总悬浮颗粒物 (TSP)的质量浓度及飘尘的粒径分布规律。
2.
The results indicate that the air of the district is contaminated seriously by the total suspended particles(TSP) and the floating dust.
经过分析和比较表明，该地区总悬浮颗粒物（ＴＳＰ）和飘尘对大气的污染相当严重，飘尘占ＴＳＰ的比例偏大，飘尘的颗粒分布在冬季和春季相似。
4) airborne particulate matters
飘尘
5) airborne particulate
大气飘尘
1.
By optimizing extracting method,heating procedure,chromatographic temperature,19 polycyclic aromatic hydrocarbons in airborne particulate are detected by gas chromatography/mass spectrometry(GC/MS) with quickness and good sensitiveness.
通过提取方法、升温程序、色谱分离温度、载气流速等的优化,气/质(GC/MS)联用测定大气飘尘所含19种多环芳烃,快速、灵敏,检测限可达到0。
2.
In this work, samples of airborne particulates,vent gas and smog dust during heating and non-heating seasons were collected in the urban and suburban areas of Lanzhou.
本文收集了兰州市区和郊区在取暖期和非取暖期的大气飘尘样品和汽车尾气及烟尘样品。
6) aerosol particles
飘尘粒子
1.
The concentration and particle size distribution of atrmospherebacteria,fungi and aerosol particles at Xidan in Beijing are measured byAndersen biological particle samples and optical aerosol particel counter.
用ＡＮＤＥＲＳＥＮ生物粒子采样器和光散射气溶胶粒子计数器，在北京西单对大气细菌、真菌和飘尘粒子的浓度、粒度分布及它们之间的关系进行了观测和研究。
参考词条
补充资料：飘尘
在大气总悬浮颗粒物中粒径小于10微米的颗粒的总称（见颗粒物）。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。