The sources of fluorine-containing gas are analyzed from the extraction of WPA, flash evaporation cooling of slurry and concentration system.
阐述湿法磷酸生产的萃取分解、萃取料浆闪蒸冷却及浓缩系统含氟气体的产生过程；
The flash-heating-and-cooling aseptic process reduces the energy use and nutrient loss found in conventional sterilization.
闪速加热和冷却过程中的无菌减少能源使用及养分流失发现，在常规消毒。
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