求翻译：本文主要通过理论研究和实证调研相结合的方法，通过详实的考察调研与资料收集，在对陕西省煤化工产业发展现状有了详细了解的基础上，通过理论研究指出煤化工产业链和产业技术链的结构和耦合机理，从理论上搞清楚技术链延伸下煤化工产业的发展进程和路径。是什么意思？

In this paper, the method of combining theoretical and empirical research, through detailed investigation and study and data collection, in the development of chemical industry of Shaanxi Xingmei status quo have a detailed understanding of the basis of theoretical studies predict that coal chemical

This article mainly through research on the theory and empirical research, the method of combining detailed real-time through the study, research and data collection in the Shaanxi province coal chemical industry industry is the development status on the basis of the detailed knowledge, through rese

This article mainly the method which unifies through the fundamental research and the real diagnosis investigation and study, through the detailed inspection investigation and study and the acquisition of information, in had in the detailed understanding foundation to the Shanxi Province coal chemic

This article mainly through a combination of theoretical study and empirical research methods, through detailed investigation and information-gathering, on current development of coal chemical industry in Shaanxi Province on the basis of a detailed understanding through theoretical study stated that

Manage science and engineering