no residual disinfection, need to add other chemicals

no residual disinfection, need to add other chemicals

所有跟贴·加跟贴·新语丝读书论坛

送交者: 006 于 2009-10-08, 21:41:54:

回答: 去那种用non-chlorine清洗的游泳池，我们这里就是用臭氧消毒，没有味道也不伤皮肤可能由 PoohHunny2 于 2009-10-08, 20:38:35:

if don't add, water becomes dirty quickly.