Warning: file_put_contents(): Only 0 of 7654 bytes written, possibly out of free disk space in /home/www/wwwroot/ndsq.cn/index.php on line 55 roadbed engineering of railway是什么意思，roadbed engineering of railway的翻译，roadbed engineering of railway音标、读音、用法和例句_开心英文字典_柠咚词
The expansive laterite of Natong test roadbed engineering in Nanning Kunming railway is a representative in Nanning basin. 南昆铁路那桐路基试验工点的膨胀性红土在南宁盆地颇具代表性。