Preface
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Journal Editorial Board
Open Access
Combined with the example of the Junchang Tunnel of Censhui Expressway in the middle and Guangxi section of Baomao Expressway, this paper briefly introduces the four major mud and water inrush disasters that occurred, and expounds the causes of the disasters. Consolidation excavation of the tunnel has made a summary of construction technology.
Open Access
Based on the author's experience in the past twenty years, this paper describes the construction process of membrane structure of space structure. The construction process of long-span tensioned membrane structure is mainly introduced.
Open Access
The experience of developed countries shows that digital economy can promote high -quality economic development. By constructing a comprehensive evaluation index system, this paper measures the digital economy and high quality economic development level of Zhejiang province from 2013 to 2019. First, the coupling model is used to measure the dynamic evolution process of digital economy and high-quality economic development, then the general linear linear regression model is fitted to explore the promotion degree of digital economy to high-quality economic development, and finally, the mediationeffect model is used to analyze the mechanism of digital economy to promote high -quality economic development. The following conclusionsare drawn: In recent years, the development level of digital economy in Zhejiang province continues to improve, and the coupling coordination degree of digital economy and high-quality economic development gradually reaches a good level. Digital economy can promote high-quality economic development. Every 1% increase in the level of digital economy will increase the level of high-quality economic development by 0.4694%. The index of scientific and technological innovation is taken as a mediating variable, and the test model is constructed. The mediating effect is found to be significant, which indicates that digital economy empowers scientific and technological innovation to promote high-quality economic development. Based on this, this paper puts forward some suggestions to provide reference for thehigh quality economic development of Zhejiang Province.
ISSN
2810-918X (Online)
Indexing & Archiving
