bed-plate girder是什么意思，bed-plate girder的翻译，bed-plate girder音标、读音、用法和例句

Warning: file_put_contents(): Only 0 of 4747 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/62383.com/index.php on line 55
bed-plate girder是什么意思，bed-plate girder的翻译，bed-plate girder音标、读音、用法和例句_流逝汉英词典

bed-plate girder

基本解释

专业释义

交通運輸工程