In the early 1980s, as a dogsbody in a paper mill, she noted that the waste paper her superiors so casually discarded was actually worth something.
在1980年代，当她在一个纸厂当杂工的时候，她就发现上级所随意丢弃的废纸可以加以利用。
This is a waste treatment aeration pond at a paper mill.
这是一个造纸厂的水流处理曝气池。
The white sludge of paper mill and waste of chemical fibres factory could also be used as ca and Zn additives of domestic animal feed.
并利用造纸厂白泥、粘胶纤维厂废水处理产生的污泥作饲料钙、锌元素添加剂获成功。
This article analyses the treating actuality of paper mill waste water firstly, then discuss nowadaystreating processes and their characteristic of paper-making black and white liquid.
本文从造纸工业废水治理技术现状分析入手，讨论了目前用于处理造纸黑液和白水的主要处理工艺及其特点。
On the basis of this, we dis-cuss the new comprehensive utilization path of waste water in paper-making mill, especially black liquid.
在此基础上，提出了造纸工业废水尤其是造纸黑液综合利用的新途径。
In the early 1980s, as a dogsbody in a paper mill, she noted that the waste paper her superiors so casually discarded was actually worth something.
在二十世纪八十年代前期，作为造纸厂的一位杂役，她注意到经常被她上级扔掉的废纸事实上是存在一定价值的。
This paper briefly introduces some measures to waste water treatment of hydrometallurgical mill of Uranium Mine No. 754.
本文扼要介绍了七五四矿水冶厂废水治理中采取的一些措施。
Black liquor is the waste liquor from paper mill by basic process. It consists of many chemical components, such as alkali, alkaline lignin and surfactant.
黑液是碱法造纸的工业废液，黑液中含有碱、碱木素和表面活性剂等多种化学成分。
Black liquor is the waste liquor from paper mill by basic process. It consists of many chemical components, such as alkali, alkaline lignin and surfactant.
黑液是碱法造纸的工业废液，黑液中含有碱、碱木素和表面活性剂等多种化学成分。
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