Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/13e8f8a270acb041d7fedfdc84d2538e.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. 从设计、材料、施工几方面具体论述了水泥混凝土的断板原因及防治措施。