(来学网)人工游泳池水中游离余氯的标准值为
  • A.
    (来学网)>0.5mg/L
  • B.
    (来学网)<3mg/L
  • C.
    (来学网)0.8~1mg/L
  • D.
    (来学网)0.3~0.5mg/L
  • E.
    (来学网)0.5~1mg/L