A Simplified Method of Calculation for Loss of Prestress of a Tendon due to Draw-in of Anchorage Counting Counter-Friction of a Sheath是什麼意思_A Simplified Method of Calculation for Loss of Prestress of a Tendon due to Draw-in of Anchorage Counting Counter-Friction of a Sheath在線翻譯_英語_讀音_用法_例句