Cov hlau ruaj khov, tseem hu ua cov hlau kub dov lossis cov hlau ua vaj tse, pom lawv qhov chaw hauv cov haujlwm loj hauv kev lag luam, kev lag luam, thiab kev tsim kho vaj tse.
Cov Khoom Siv & Cov CheebtsamCov hlau H-beams, I-beams, cov channels, thiab cov hlau hnyav, feem ntau yog welded los yog bolted rau hauv cov thav duab nruj.
Cov ntawv thovCov chaw tsim khoom, cov tsev rau khoom loj, cov chaw ua si, cov tshav dav hlau, cov tsev siab thiab cov choj.
Cov txiaj ntsig:
Lub peev xwm tuav tau qhov load thiab kev ruaj khov ntawm cov qauv.
Zoo tagnrho rau cov tsev ntev thiab ntau lub tsev.
Kev ruaj khov heev tiv taus cua thiab av qeeg.
Cov Kev Xav Txog:
Lub hauv paus hnyav yog qhov xav tau vim qhov hnyav heev.
Yuav tsum muaj sijhawm ntau dua rau kev tsim kho thiab kev tsim khoom thiab cov txheej txheem tshwj xeeb dua.
