因此，进行该课题的研究具有重要的科学价值和社会经济效益。
Therefore, studying the subject has very important scientific value and social economy benefit.
社会经济效益评价是铁路干线路网规划及建设项目决策的重要前提和依据。
Socioeconomic benefit evaluation is the main precondition and foundation in railway project planning and decision.
文章对其机理进行了分析，并对PM C材料夹具体的社会经济效益进行了探讨。
Analysis is made on mechanism, society and economy value of the jig made of PMC.
本系统具有设计先进合理、精度高、功能强、可靠性好、社会经济效益明显等特点。
The system has the advantages of rational design, perfect function, high precision, powerful a…
经济效益为一定的社会经济关系所制约。
Economic efficacy is influenced by the social economic relations in a specific society.
经济效益为一定的社会经济关系所制约。
Economic efficacy is influenced by the social economic relations in a specific society.
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