circular utilization mode 循环利用模型
The process has good economic and social benefits due to its better circular utilization of ironmaking sludge.
该工艺实现了炼铁污泥的循环利用，具有明显的经济效益和社会效益。
The circular utilization of the flue gas can lower the air pollution caused by the waste gas exhaust and raise the heat efficiency of furnace and kiln.
又由于烟道废气大部份处于循环利用状态，从而降低了废气排放导致的空气污染，同时避免了废气排放导致的热能损失，可有效提高炉窑的热效率。
This paper discusses the utilization of recycled wood material furniture's present situation, the technologies of circular utilization and the development of new products.
论述了废旧家具回收再利用的现状，循环利用技术以及新产品的开发。
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