Recycling's dirty little secret: Processing plants use up to 100, 000 gallons of water a day, mostly to wash crusty food and chemicals off containers before they can be ground up.
关于回收的一个不光明的小秘密：回收处理厂每天要用掉10万加仑水。在容器被磨碎处理以前，要用许多水来冲掉容器内的带壳食品和化学物质。
This method of realization of processing dirty water is introduced.
介绍了造纸污水处理中控制系统的实现方法。
The usage sweeps energy, the processing makes use of again dirty water, make the environment of Peking more beautiful.
使用清洁能源，处理再利用污水，让北京的环境更美丽。
The usage sweeps energy, the processing makes use of again dirty water, make the environment of Peking more beautiful.
使用清洁能源，处理再利用污水，让北京的环境更美丽。
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