Nettet对旅游景区的可持续发展问题,作者把基于层次分析法的生态承载力理论引入旅游景区,在构建景区生态承载力评价指标体系的基础上,以RS和GIS为手段,通过分析云台山景区的自然地理和社会经济状况,计算出云台山景区的生态承载力,结果为:景区的生态弹性度为64.79,资源承载力为66.30,环境压力度为29.27 ... Nettet23. sep. 2024 · 1 School of Energy Science and Engineering, Henan Polytechnic University, Jiaozuo Henan, China. 2 State and Local Joint Engineering Laboratory for Gas Drainage & Ground Control of Deep Mines, Henan Polytechnic University, Jiaozuo, Henan, China. 3 School of Resources and Safety Engineering, Central South …
Wei Zhang
Nettet研究含非局部非线性项的Beam方程.首先利用局部Strichartz 估计证明了该方程的局部适应性理论,这依赖于色散结构的开发,进而利用能量守恒延拓存在区间,得到解的整体惟一性. NettetSchool of Materials Science and Engineering, Henan Polytechnic University, Jiaozuo, 454000 China. Search for more papers by this author. Gang Qin, Gang Qin. School of Materials Science and Engineering, Henan Polytechnic University, Jiaozuo, 454000 China. Search for more papers by this author. Wei Cui, shiny anime unicorn value
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Nettet23. okt. 2024 · The Collaboration Innovation Center of Coal Safety Production of Henan Province, State Key Laboratory Cultivation Bases for Gas Geology and Gas Control, College of Safety Science and Engineering, Henan Polytechnic University, Jiaozuo, 454000 Henan, P. R. China. Search for more papers by this author Nettet13. apr. 2024 · The Journal of Engineering; IET PRIZE PROGRAMME. IET Journals Premium (Best Paper) Awards; IET Journals Outstanding Editor Awards; Subjects. ... Henan Polytechnic University, Jiaozuo, China. Contribution: Writing - original draft, Writing - review & editing. Search for more papers by this author. Yanan Wang, Nettet19. des. 2024 · 1 College of Chemistry and Chemical Engineering, Henan Polytechnic University, Jiaozuo 454003, China. [email protected]. 2 Henan Key Laboratory of Coal Green Conversion, Jiaozuo 454003, China. [email protected]. 3 College of Chemistry and Chemical Engineering, Henan Polytechnic University, Jiaozuo 454003, China. … shiny animate