particulate

• Determination of the concentration of airborne particulate matters
  大气飘尘浓度测定方法
• High - efficiency , particulate , air filter units
  高效微粒子空气滤波器元件
• Particulate materials - general rules for methods of sampling
  粒状材料.取样方法的通用规则
• Study on the trapping efficiency of particulate filter
  柴油机微粒捕捉器捕集效率模型的研究
• Verification regulation of total suspended particulate sampler
  总悬浮颗粒物采样器检定规程
• High - efficiency particulate air filter units
  高效颗粒空气过滤器设备
• Measurement of gaseous and particulate exhaust emissions at site
  气体和颗粒排放物的现场测量
• Determining the concentration of particulate matter in a gas stream
  气流中颗粒物质浓度的测定
• Test - bed measurement of gaseous and particulate exhaust emissions
  气体和颗粒排放物的试验台测量
• Automatic monitors for suspended particulate matter in ambient air
  大气中悬浮颗粒物质自动监测器