Tests show that the bolting method is simple in technology, easy for construction, lower in cost and reliable in safety with remarkable economic and social benefits.
试验证明该支护方法技术简单，施工方便，成本低，安全可靠，具有显著的经济效益和社会效益。
By introducing adsorptive separation technology in traditional methane method unit, good integrate economic benefit and social benefit may be obtained.
在传统的甲烷法生产工艺中引入吸附分离，使甲烷法装置的综合经济效益、社会效益比较理想。
Then, this paper evaluates every industry from technology strength, developing potential, comparative predominance and social effect aspects by comprehensive evaluate method.
之后，通过层次评价方法，对北京研发产业中各个行业的科技实力、发展潜力、比较优势、社会效应等问题进行了评价分析。
With the development of science and technology, the coal enterprises improve on the mining method and production technology to achieve the anticipated social and economic efficiency.
随着科学技术的进步，煤炭企业在不断地改进采煤方法、提高生产技术水平以达到预期的社会效益和经济效益。
The substance of knowledge economy means an intensive-knowledge industry centered by scientific technology and method, which is placed dominantly in the social economy as a whole.
知识经济的实质是以科学技术和科学方法为中心的知识密集型产业，在整个社会经济中占主导地位。
Engineers have contributed enormously to the progress of human society in material wealth. Engineering science and technology is the method by engineers to promote social and economic development.
工程师为人类物质文明的进步做出了巨大的贡献，工程科技是工程师推动社会经济进步的手段。
Engineers have contributed enormously to the progress of human society in material wealth. Engineering science and technology is the method by engineers to promote social and economic development.
工程师为人类物质文明的进步做出了巨大的贡献，工程科技是工程师推动社会经济进步的手段。
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