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。
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。
应用推荐