strut framed beam 撑托梁

strut-framed bridge 撑架式桥 ; 撑架桥

rafter and strut-framed dam 木框架式坝

strut-framed beam [机] 撑架梁 ; 撑托梁

rafter-and-strut framed dam 椽撑框架式坝

timber strut framed bridge 木撑架桥

strut-framed continuous bridge 撑架式连续梁

strut t framed beam 撑托梁