Prestressed Concrete Construction with Unbonded Post-tensioning Method Applied in Cast-in-Place Framed Beam-Column and the Quality Acceptance是什么意思_Prestressed Concrete Construction with Unbonded Post-tensioning Method Applied in Cast-in-Place Framed Beam-Column and the Quality Acceptance在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句