常見例句Applicable to acid (except vaporish acid),alkali, ammonia, vapor, oil, organic solvent ,chemistry corrosiveness, filling airtight of rotary pump. 適用酸（除發(fā)菸硫酸外）堿，，氨，蒸氣，油品，有機溶劑，化學腐蝕性介質(zhì)的各種鏇轉(zhuǎn)泵，閥門的填料密封。 返回 vaporish