Based on the concept of the Nash Equilibrium in the game theory, this paper discusses the output decision behavior of the firms under the condition of the competition and monopoly. Finally, the social overall benefit ...Based on the concept of the Nash Equilibrium in the game theory, this paper discusses the output decision behavior of the firms under the condition of the competition and monopoly. Finally, the social overall benefit of both circumstances is compared.展开更多
Slope protection has always been a major concern in highway construction and later operation.Ecological protection technology is widely used in highway slope,which takes into account functions of protection,ecology,an...Slope protection has always been a major concern in highway construction and later operation.Ecological protection technology is widely used in highway slope,which takes into account functions of protection,ecology,and landscape.Ecological protection technology is mainly to improve the stability of the slope through the combination of supporting structure and plants,and vegetation restoration can reduce the negative impact of highway construction.In this paper,the latest research progress of ecological protection technology was first reviewed to identify the main construction process and types,which revealed the protection mechanism of ecological protection technology.The comprehensive benefits of ecological slope protection technology were analysed from the aspects of air,water circulation,landscape and biodiversity.It has found that ecological protection technology of highway slope mainly forms the atmosphere-plant-soil system.Ecological protection technology of highway slope improved the stability of the slope through the supporting structure and the anchoring effect of plant roots.And the restoration of the surface vegetation on the slope promoted the photosynthesis and transpiration of plants and purifies the air quality along the highway.Ecological protection technology of highway slope could quickly restore the ecological balance,overall landscape and biodiversity of the region.展开更多
基金ThispaperissubsidizedbyNationalSocialScienceFund (No .99BJY0 5 5 )
文摘Based on the concept of the Nash Equilibrium in the game theory, this paper discusses the output decision behavior of the firms under the condition of the competition and monopoly. Finally, the social overall benefit of both circumstances is compared.
基金funding from Projects(51838001,51878070,51908073 and 51908069)the National Natural Science Foundation of China+1 种基金Project(2019SK2171)the Special Fund for the Construction of Innovative Provinces in Hunan,China.
文摘Slope protection has always been a major concern in highway construction and later operation.Ecological protection technology is widely used in highway slope,which takes into account functions of protection,ecology,and landscape.Ecological protection technology is mainly to improve the stability of the slope through the combination of supporting structure and plants,and vegetation restoration can reduce the negative impact of highway construction.In this paper,the latest research progress of ecological protection technology was first reviewed to identify the main construction process and types,which revealed the protection mechanism of ecological protection technology.The comprehensive benefits of ecological slope protection technology were analysed from the aspects of air,water circulation,landscape and biodiversity.It has found that ecological protection technology of highway slope mainly forms the atmosphere-plant-soil system.Ecological protection technology of highway slope improved the stability of the slope through the supporting structure and the anchoring effect of plant roots.And the restoration of the surface vegetation on the slope promoted the photosynthesis and transpiration of plants and purifies the air quality along the highway.Ecological protection technology of highway slope could quickly restore the ecological balance,overall landscape and biodiversity of the region.
