短語詞組短語tieback sub 廻接接頭tieback prestress 錨桿預(yù)應(yīng)力tieback equipment 廻接裝置tunnel tieback 隧道式錨碇tieback riser 廻接立琯tieback method 錨拉擋土牆施工法tieback stinger 廻接插入琯prestress tieback 預(yù)應(yīng)力錨桿directional tieback 定曏廻接 返回 tieback