... secondary treatment 二级处理 biological treatment system 生物处理系统 activated-sludge system 活性污泥系统 ...
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Sidestream membrane biological treatment system 外置式膜生物处理系统
hybrid biological treatment system 复合式生物处理
aerobic biological treatment system 需氧生物处理系统
recirculated in biological-treatment system 生物处理系统的再循
biological disk treatment system 生物转盘处理系统
The possible effect of sewage containing seawater from seawater utilization in coastal cities on biological treatment system of urban sewage treatment plants was studied and tested.
对沿海城市海水利用后，含海水污水对城市污水处理厂生物处理系统可能造成的影响进行了研究、试验，结果表明。
The operation and management level of the biological wastewater treatment system plays important role in treatment efficiency.
废水生物处理系统运行管理的水平会极大地影响到处理效果。
The test result showed that enzymatic treatment agent is a non-polluting and effective method for control of biological slime in industrial circulating water system.
试验证明，酶处理是一种绿色、能有效控制循环冷却水系统中生物粘泥的方式。
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