实践证明，炉衬寿命成倍提高，社会效益和经济效益显著。
The practice shows that the lining life is doubled, the social and economical benefit are very obviously.
采用该方法，施工简便，建设工期短，地基稳定，造价低，社会效益和经济效益显著。
This method is of simple and convenient procedures, short construction period, stable foundation and low costs, and can bring about prominent social and economic benefits.
该方法克服了传统施工方法的许多缺点，具有显著的经济效益和社会效益。
This method overcomes many disadvantages of traditional construction methods and has significant economic and social benefits.
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