H-beams zoo ib yam li I-beams, tab sis lawv cov haujlwm txawv. Yog tias koj xav siv ib qho ntawm cov no rau hauv koj lub phiaj xwm tom ntej, ntawm no yog qhov koj yuav tsum paub:
Txoj hauv kev zoo tshaj plaws los txiav txim siab qhov nqaj yog qhov zoo tshaj plaws rau koj qhov project yog mus ntsib tus kws tshaj lij. Profile kab teeb yog tsim rau kev txhawb nqa hauv pem teb thiab lub ru tsev nyob ntev, thiab I-beams yog tsim rau kev txhawb nqa phab ntsa lossis kab.
Yog tias koj xaiv siv H-shaped lossis I-shaped beams, paub txog lawv qhov tsawg kawg nkaus; Qhov no txhais tau hais tias L-shaped beams tsis haum thaum koj qhov chaw spans ntev dua vim lawv xav tau qhov chaw ntau dua li lwm cov qauv. Muaj ntau yam khoom siv.
