A process of removing impurity from pickling waste liquor had been developed.
洗废液除杂质的工艺方法进行了试验研究。
Waste strip pickling liquor was used as raw material to produce ultra-fine magnetic particles.
以带钢酸洗废液为原料，利用超声波技术生产超细磁性颗粒进行了研究。
Steel waste pickling liquor is one of hazardous wastes with relatively more output in domestic.
钢材酸洗废液是国内产量较大的危险废物之一。
Steel waste pickling liquor is one of hazardous wastes with relatively more output in domestic.
钢材酸洗废液是国内产量较大的危险废物之一。
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