úUˮҪȾ(li)Դښ⻯ΏUˮĿǰ(gu)(ni)úИI(y)⻯g(sh)ҪN
һ顰ʿšˇˮú{⻯g(sh)UˮԞ߰400mg/Lڲøߜ⻯ˇˮ|(zh)(du)ЙC(j)Ⱦ̶^
顰ơˇ÷úҚ⻯g(sh)UˮԞ߰300mg/L軯50mg/LҲøߜؚ⻯ˇˮ|(zh)(du)ЙC(j)Ⱦ̶ȵ
顰桱ˇ⻯ضȵɷ֏(f)sȾ̶ȸԞ߰500mg/LCOD5000mg/L߷ӣ1500mg/Lʯ(li)200mg/L