Hauv kev lag luam hlau thoob ntiaj teb, cov neeg yuav khoom tab tom tsom mus rau kev ua tau zoo ntawm cov khoom siv thiab cov kev cai ntawm daim ntawv pov thawj. Ob qho ntawm cov qib sib piv ntawm cov hlau carbon feem ntau -ASTM A516 thiab ASTM A36—tseem yog qhov tseem ceeb hauv kev tsav tsheb thoob ntiaj teb kev txiav txim siab yuav khoom hauv kev tsim kho, lub zog, thiab kev tsim khoom hnyav. Cov kws tshaj lij hauv kev lag luam tab tom qhia cov neeg yuav khoom kom nkag siab meej txog qhov sib txawv rau kev ua tiav qhov project uas tsim nyog thiab muaj kev nyab xeeb.
Pawg Neeg Muaj Koob Muaj Npe
Chaw Nyob
Kangsheng kev lag luam tsim kho cheeb tsam,
Wuqing koog tsev kawm ntawv, Tianjin nroog, Suav.
Teev
Hnub Monday-Hnub Sunday: Kev Pabcuam 24-teev
Lub sijhawm tshaj tawm: Kaum Ib Hlis-24-2025
