Simply Analyzing Reasons of Strand Break and Slide for Prestressed Hollow Slab Beam Constructing by Pretensioning Methods, and Preventing Measures for Them是什麼意思_Simply Analyzing Reasons of Strand Break and Slide for Prestressed Hollow Slab Beam Constructing by Pretensioning Methods, and Preventing Measures for Them在線翻譯_英語_讀音_用法_例句