Pay attention to me and let me be your exclusive trumpet! (source: emergency management department, China emergency management report, Beijing Emergency)..
During the construction of Hubei highway in 2011, more than 3000 remains of the national army were excavated, and experts opened a tragic
[civil engineering circle] key points and problems summary of wall, slab and beam reinforcement connection construction
Housing and Urban Rural Development Bureau: Starting from October 1st, both formwork support and scaffolding work should be included in
