processing methods by water
processing methods by water
水法加工方法
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The indigo dye waste water is used traditional methods to achieve the ideal processing effect with so many difficulties that industry is always puzzled by the indigo waste water treatment.
靛蓝染料废水采用传统的方法难以达到理想的处理效果。因而，靛蓝废水治理一直是困扰水处理界的一大难题。
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