新型干法水泥厂利用余热发电不仅经济效益明显，而且技术成熟。
Cogeneration adopted in cement plant has exhibited both matured technology and obvious economical benefit.
摇包法生产中、低碳锰(铬)铁，不仅经济效益明显，而且产品质量好，锰(铬)的回收率也高。
Producing the medium carbon ferromanganese and medium carbon ferrochromium by shaking ladle is economic, also could lift the quality of products and the recovery rate of manganese and chromium.
此设计不仅可以减少工人劳动强度，而且可以保证加工质量，从而可以获得更好的经济效益。
This design can not only reduce the labor intensity, but can guarantee the quality of processing, thereby be better economic benefits.
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