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Dab tsi yog qhov zoo thiab cov yam ntxwv ntawm H beam?
Dab tsi yog qhov zoo thiab cov yam ntxwv ntawm H beam?
Tej zaum 19, 2023

H beam yog dav siv nyob rau hauv niaj hnub steel qauv tsim. Qhov saum npoo ntawm H-section steel tsis muaj inclination, thiab sab sauv thiab sab saum toj yog tib yam. Cov yam ntxwv ntu ntawm H - nqaj yog zoo dua li cov tsoos I - nqaj, ch ...

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