At present,there are some problems in rural areas,such as the gradual decline of social trust,the dislocation of social norms and the disembeding of social network.As a result,the scale effect of characteristic agricu...At present,there are some problems in rural areas,such as the gradual decline of social trust,the dislocation of social norms and the disembeding of social network.As a result,the scale effect of characteristic agricultural industry is not obvious,the coordination of chain and network is low,and the willingness of farmers to participate is not strong.This article thinks that against the backdrop of the strategy of rural revitalization,we can explore the integration and development path of China's characteristic agricultural industry from three dimensions:social capital integration,chain-network synergy integration and brand value-driven integration.This paper analyzes how social capital is embedded in China's characteristic agricultural industry and form its own unique industrial brand,to give full play to the influence of brand value,and then drive the surrounding industries to form a highly integrated and symbiotic chain-network relationship,in order to improve the internal driving force of the characteristic agricultural industry.展开更多
In this paper,a highly deuterated potassium dihydrogen phosphate(DKDP)crystal with sizes up to 318 mm×312 mm×265 mm was grown by the rapid-growth method.The synthesis tank device was specially designed to sy...In this paper,a highly deuterated potassium dihydrogen phosphate(DKDP)crystal with sizes up to 318 mm×312 mm×265 mm was grown by the rapid-growth method.The synthesis tank device was specially designed to synthesize a higher deuterium concentration and high-purity DKDP solution.The deuterium content of the as-grown crystal,which was 97.9%,was determined by two methods,including infrared(IR)spectroscopy and thermo-gravimetric analysis(TGA)measurements.The performances of the 97.9%DKDP crystal,including transmission,absorption coefficient,and laserinduced damage threshold(LIDT)were measured.The results indicate that,in the near-infrared band,the transmission of the 97.9%DKDP crystal is higher than that of KDP and 70%DKDP crystals,and the absorption coefficient is lower.The LIDT of the crystal reached 23.2 J·cm^-2(R-on-1,1064 nm,3 ns),which meets the engineering requirements for use in optical applications.展开更多
文摘At present,there are some problems in rural areas,such as the gradual decline of social trust,the dislocation of social norms and the disembeding of social network.As a result,the scale effect of characteristic agricultural industry is not obvious,the coordination of chain and network is low,and the willingness of farmers to participate is not strong.This article thinks that against the backdrop of the strategy of rural revitalization,we can explore the integration and development path of China's characteristic agricultural industry from three dimensions:social capital integration,chain-network synergy integration and brand value-driven integration.This paper analyzes how social capital is embedded in China's characteristic agricultural industry and form its own unique industrial brand,to give full play to the influence of brand value,and then drive the surrounding industries to form a highly integrated and symbiotic chain-network relationship,in order to improve the internal driving force of the characteristic agricultural industry.
基金supported by the State High Technology Program for Inertial Confinement Fusion
文摘In this paper,a highly deuterated potassium dihydrogen phosphate(DKDP)crystal with sizes up to 318 mm×312 mm×265 mm was grown by the rapid-growth method.The synthesis tank device was specially designed to synthesize a higher deuterium concentration and high-purity DKDP solution.The deuterium content of the as-grown crystal,which was 97.9%,was determined by two methods,including infrared(IR)spectroscopy and thermo-gravimetric analysis(TGA)measurements.The performances of the 97.9%DKDP crystal,including transmission,absorption coefficient,and laserinduced damage threshold(LIDT)were measured.The results indicate that,in the near-infrared band,the transmission of the 97.9%DKDP crystal is higher than that of KDP and 70%DKDP crystals,and the absorption coefficient is lower.The LIDT of the crystal reached 23.2 J·cm^-2(R-on-1,1064 nm,3 ns),which meets the engineering requirements for use in optical applications.
