污水排放导致水资源、生活环境受到了严重污染，为了阻止这种现象的恶化，水处理行业研制了多款大型水处理设备，使其应用在人们生产生活污水治理中。有很多企业排放的污水中含有大量难降解物质通过单一的水处理设备是无法有效去除的，所以很多时候要依据污水水质的特殊性合理添加污水处理药剂，使其处理后的污水符合国家排放标准。
城市污水处理厂污泥浓缩脱水的药剂消耗是主要的运行费用。
Quite a number of expenses were paid for chemical consumption in thickened sludge de-watering operation in municipal wastewater treatment plant.
结果表明，新的水处理药剂FSAN在不改变原采油污水处理工艺的情况下，可使处理后的水质既可达到注入水水质标准，又可达到外输水质标准。
The result indicates that the quality of treated water can meet the water quality standard and drained water standard by using the new FSAN without changing the sewage treating process.
中原油田污水处理所用处理剂导致高成本、高污泥量，研制利用新药剂替代原用药剂。
New conditioning agent for sewage treatment has been studied to replace the old one in Zhongyuan oilfield due to high cost and high volume of waste mud of the old one.
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