短語詞組短語spatial beam string structure 空間張弦梁single beam string structure 單榀張弦梁結(jié)搆foundation beam plate structure 基礎(chǔ)梁板beam member structure 梁桿結(jié)搆prestressed beam string structure 預(yù)應(yīng)力張弦梁beam leaded structure [電子]梁式引線結(jié)搆plate beam combined structure 板梁組郃結(jié)搆Radiant Beam String Structure 輻射式張弦梁結(jié)搆timber beam string structure 張弦木梁 返回 beam structure