所余废硫酸再经过水蒸气蒸馏处理使其中三氯乙醛含量降低到一定标准后可用于农肥生产。
The remained waste sulfuric acid was vapor distilled to reduce the chloral content so that it could be utilized in fertilizers product.
所余废硫酸再经过水蒸气蒸馏处理使其中三氯乙醛含量降低到一定标准后可用于农肥生产。
The remained waste sulfuric acid was vapor distilled to reduce the chloral content so that it could be utilized in fertilizers product.
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