slightly polluted raw water
常见例句
- It is suggested that activated carbon filtration is employed when raw water is polluted slightly.
認爲現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淨水工藝処理姚江微汙染原水。 返回 slightly polluted raw water