slightly polluted raw water

常見例句

雙語例句

• It is suggested that activated carbon filtration is employed when raw water is polluted slightly.
  認爲現(xiàn)堦段在原水輕度汙染時，可單獨採用活性炭過濾工藝；
• The slightly polluted raw water in Yao river was treated separately by the bio-contact oxidation process and the conventional water purification process.
  採用生物接觸氧化淨水工藝和傳統(tǒng)淨水工藝処理姚江微汙染原水。
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