常見例句雙語例句Planar multi-angulated beams are commonly used in retractable structures.平面折梁單元是可開啟結(jié)構(gòu)中的常用單元類型。dictall.comRetractable structures have been widely adopted in large-sized palaestra and multipurpose buildings.開合結(jié)構(gòu)在大型體育館、多用途體育場得到廣泛應(yīng)用。These typical realized retractable roof buildings provide us with great references to further research. The research of retractable roof structures is only at the beginning in China.目前我國對開合結(jié)構(gòu)的研究還處于起步階段，國內(nèi)已建成的數(shù)座小跨度開合屋蓋建筑結(jié)構(gòu)形式和開合機理較為簡單，相應(yīng)的有參考價值的工程資料也很有限。 返回 retractable structures