[固定建筑物] 腳手架管連接 scaffold tube: 腳手管子; 腳手架管steel tube scaffold couplers: 鋼管腳手架扣件tube and coupler scaffold: 有連接鉤的管形腳手架coupling tube: 耦合管tube coupling: 管節(jié)下載手機詞典可隨時隨地查詞查翻譯