Curtain wall glass structural adhesive failure Glass curtain wall because of the long-term adverse factors of the natural environment, such as wind, sun, rain, ultraviolet radiation, earthquake, s...
In the 47th week of 2019 (2019.11.18-11.22), the national composite steel price index of Lange steel reached 149.8 points, up 2.79% from last week and down 3.63% from the same period last year.The...