Cov pa roj carbon fiber ntau yog ntsuas raws li "cov khoom siv tshiab" hauv kev lag luam txhim kho lub tsev, thiab nws yog dav siv hauv tensile, shear, seismic reinforcement thiab reinforcement ntawm lub tsev, txuas hniav, tunnels, thiab pob zeb vaj tse.Txawm nyob rau hauv xws li ib tug heev nrov situat ...
Nyeem ntxiv