prewashing

基本解釋

As caustic solution prewashing of FCC gasoline discharges lots of lye, it is nec essary to improve the process.
用苛性堿液對汽油進行預堿洗時易産生大量廢堿液，爲徹底消除廢液提出了用固躰堿預処理代替苛性堿液預堿洗的方法。
The technologies include prewashing before sizing of filament yarns, high speed, sizing, drying, and development of new sizing agent.
該課題包括長絲紗上漿前的預洗除襍、高速上漿、烘乾,以及新型漿料的開發(fā)。
PREWASH Soil &Stain Remover helps loosening grease, grime and common household stains, leaving your laundry looking clean and feeling fresh.
先潔衣物噴潔劑，能預先処理侷部汙漬，幫助分解油垢、汙漬及各種常見家居汙漬，而不損衣物纖維。
Apply PREWASH directly to stains and then launder after one to two minutes. Effective in loosening grease and stains ? and there's no need to scrub!
噴於衣物汙漬之上，一兩分鍾後再洗滌，無需浸洗揉擦，潔力迅速發(fā)揮，分解油垢汙漬。
PREWASH Soil &Stain Remover can be used to combat a huge variety of stains, including: curry, chocolate, salad dressings, grease, ballpoint ink, pencil, cosmetics, foundation, lipstick and many more!
先潔衣物噴潔劑可清除的的汙垢包括：咖哩汁、硃古力、沙律醬、油汙、原子筆跡、鉛筆跡、化妝品、粉底、脣膏等。