Except for the theory research, it also argues the economic rationality of the virtual network operation mode by some quantitative demonstration analysis.
除理论研究外，本文还通过实证定量分析，论证了虚拟电信运营模式在经济上的合理性。
Importance of bidding and quotation for economic analysis is shown mainly on the rationality, science and accuracy of quotation.
投标报价中经济分析工作的重要性体现在报价水平的合理、科学和准确。
Based on the incentive theory and economic analysis of law in economics, studied is the mill supervision system for oil and gas pipeline, and discussed are its necessity and rationality.
采用经济学中的激励理论和法律的经济分析方法，对驻厂监造制度进行了研究，对驻厂监造制度为什么存在和存在的必要性、合理性进行了探讨。
Under the conditions of technical feasibility and economic rationality, the method of economic analysis for ventilation and radiation protection in uranium mines is proposed.
在技术上可行、经济上合理的前提下，提出了提高通风降氡技术经济效果的途径和建议。
Under the conditions of technical feasibility and economic rationality, the method of economic analysis for ventilation and radiation protection in uranium mines is proposed.
在技术上可行、经济上合理的前提下，提出了提高通风降氡技术经济效果的途径和建议。
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