A.鋼絲繩 B.吊索 C.卡環(huán) D.橫吊梁
A.100% B.90% C.75% D.60%
A.臺(tái)座準(zhǔn)備→鋪放預(yù)應(yīng)力筋→張拉→安裝模板 B.臺(tái)座準(zhǔn)備→鋪放預(yù)應(yīng)力筋→安裝模板→張拉 C.臺(tái)座準(zhǔn)備→安裝模板→鋪放預(yù)應(yīng)力筋→張拉 D.安裝模板→臺(tái)座準(zhǔn)備→鋪放預(yù)應(yīng)力筋→張拉