Removal of oil, grease, dirt, soil, salts and contaminants by cleaning with solvent, vapor, alkali, emulsion or steam.是什么意思_Removal of oil, grease, dirt, soil, salts and contaminants by cleaning with solvent, vapor, alkali, emulsion or steam.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句