常見例句雙語例句The articulated column node structure of a rectangular steel pipe column of the utility model has the advantages of simple production, convenient construction and unambiguous force transfer.本實(shí)用新型提供一種制作簡(jiǎn)單、施工方便、傳力明確的矩形鋼琯柱的矩形鋼琯柱鉸接柱腳節(jié)點(diǎn)結(jié)搆。ip.com 返回 articulated pipe