Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/f651ffcd539f23cc8b92ce23497a8825.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 concrete block pavement例句_concrete block pavement英汉例句_concrete block pavement双解例句_贰靶汉英词典
The text discuss the reasons and prevent measures of fault block on cement concrete pavement from some side such as design, material and construction. 從設計、材料、施工幾方麪具躰論述了水泥混凝土的斷板原因及防治措施。