If time is long enough, the hazardous areas will not exist as gas concentration is diluted by air.
随着时间的延长,泄漏气体不断被空气稀释而使得浓度降低,若时间足够长,危害区域将不再存在。
2
Acrylic resin is diluted in ethyl acetate and the remnant monomer is well separated from it by gas chromatography and is quantificationally measured by hydrogen flame ionization detector (FID).