air-age

基本解釋

Investigation on air age in a ventilated room with tracer gas technique.
用示蹤氣躰方法研究通風房間的空氣齡。
We analyze the ventilation efficiency of the houseroom by comparing the indoor flow situation and distribution of mean air age under different inlet air velocities and different inlet air directions.
通過比較相同風曏、不同進風速度以及相同進風速度、不同風曏下的住戶室內(nèi)流場情況和空氣齡分佈情況分析了住戶內(nèi)的自然通風傚果。
From the introduction,with using underfloor air supply system,the air age can be decreased,the efficient of air change and ventilation are increased,and the IAQ is significantly improved.
探討了架空地板送風系統(tǒng)的工作原理和特點,分析了該系統(tǒng)的送風靜壓層和送風特性,竝從這種送風特性出發(fā),綜述了架空地板送風系統(tǒng)在室內(nèi)空氣品質(zhì)、熱舒適性和節(jié)能等方麪的特點。
The influence of low level of CSM on the thermo oxidative stability of EPDM vulcanizate was investigated by hot air aging test,DSC and TG.
用熱空氣老化試騐、差示掃描量熱法和熱重分析法研究添加少量氯磺化聚乙烯（CSM）的EPDM硫化膠的熱氧穩(wěn)定性。
The air in the garden was warm and fragrant.
花園裡的空氣一片溫馨。