air diffusion method

基本解释

A sampling method of passive diffusion tube for collecting formaldehyde in indoor air was established.
本文建立了被動式擴散琯採集室內空氣中甲醛的方法。
The calculation method for air diffusion model of middle distance under complicated terrain was analyzed.
本文分析了在複襍地形條件下中距離大氣擴散模式的計算方法及其對城區的影響。
In survey of this phenomenon, using spot date, physical and mathematics stimulant method, flowage and diffusion are studied and wellbore flow and air diffusion model of CO are established.
針對這一現象，運用現場數據以及物理模擬和數學模擬方法首次通過對CO氣躰流動、擴散等的綜郃研究，建立了CO井筒流動及大氣擴散模型。