Ko te H-beam, e mohiotia ana ko nga I-beams, te whanui-flange rino ranei, he waahanga nui o te hangahanga me te ahumahi miihini, i whakaingoatia mo o raatau waahanga H-ahua motuhake, e whakarato ana i te kaha ki te kawe kawenga. He nui ake te kaha-ki-taimaha o tenei hoahoa...
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