Pulp and paper mills emit effluents that are often tainted with color substances.

  • 摘要制浆与造纸厂排放之废水经常含有色质,最常见的是木质素碎片形成发色团,使废水呈现黄褐色;制造色纸也常有残留染料使废水呈色.

  • 互联网摘选 2025-01-18 13:57:27

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