treated sewage短语¹⁴⁴⁹⁷²⁺² 基本例句 处理过污水 The contact oxidization technology using biological ceramic in the water works is sketched in this article and the treated sewage can be used as the industrial cooling water. 简述了太化集团有限公司水厂采用生物陶粒接触氧化技术，将污水进行深度处理回用于工业冷却水的工艺流程。 cnki