By pre aeration in tanyard wastewater, the effect of primary settling improves obviously.
制革污水采用预曝气处理后，可大大提高初沉池沉淀效果。
He used to lay drunk with the hogs in the tanyard, but he hain't been seen in these parts for a year or more.
他老是喝得醉醺醺的，在鞣皮工场的猪圈里睡。在这一带，有一年多见不到他这个人影了。
This paper has introduced a serious engineering accident of a tanyard, as well its detection and reason analysis. A proper treatment scheme has been proposed according to the engineering accident.
介绍了某皮革车间严重的工程事故情况，事故检测和事故的原因分析，并据事故具体情况提出了合理的处理方案。
This paper has introduced a serious engineering accident of a tanyard, as well its detection and reason analysis. A proper treatment scheme has been proposed according to the engineering accident.
介绍了某皮革车间严重的工程事故情况，事故检测和事故的原因分析，并据事故具体情况提出了合理的处理方案。
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