Ib-Beam
Kub-kuav los tiag I-nqaj nrog tus qauv muaj zog I-section, siab dabtsi yog khoov lub zog, thiab txhim khu kev qha load peev xwm rau factories, txuas hniav, machinery puag, thiab hnyav steel qauv.
Cov khoom
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Kub-kuav los tiag I-nqaj nrog tus qauv muaj zog I-section, siab dabtsi yog khoov lub zog, thiab txhim khu kev qha load peev xwm rau factories, txuas hniav, machinery puag, thiab hnyav steel qauv.