natural circulation waste-heat boiler 自然循环废热锅炉
waste material circulation 垃圾物流
waste water from circulation 循环水排污水
waste water closed circulation 废水封闭循环
circulation of waste products 废弃物流通
forced-circulation waste-heat boiler 强制循环余热锅炉
Such waste circulation is expensive to serve and of little value to advertisers.
这样浪费发行量付出昂贵的代价并且对广告商没有一点益处的。
Using reverse osmosis technology, all types of waste water from circulation can be recycled to realize zero discharge.
利用反渗透技术对循环水排污水进行回收，合理利用全厂各种废水，实现废水零排放。
In future waste water will be utilized in circulation, the final goal is to achieve zero discharge of phend-cyanide-containing waste water.
今后将实现废水循环综合利用，最终达到酚、氰废水零排放的目标。
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