If crystallization occurs, use water bath heating to dissolve it, which will not affect the performance of product.
发生结晶时只需用水浴加热溶解，不影响使用效果。
In color like water drops in the crystallization of emotional sigh.
在水珠般的色彩里凝聚着情感的叹息。
It introduces the methods of recovering waste acid and water with waste acid and oily impurity using the natural cooling crystallization, the dialyzing diffusing and roasting.
介绍用自然冷却结晶法、 渗析扩散法和焙烧法回收废酸及合废酸、含石油类杂质废水的处理方法。
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