The tremie is connected with special bayonet fittings, with the inner diameter of 25cm and segment length of 3m except for the bottom segment 6m.是什么意思_The tremie is connected with special bayonet fittings, with the inner diameter of 25cm and segment length of 3m except for the bottom segment 6m.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句