7006| 67
|
[新闻摘要] 中国航天科工研究论证高速飞行列车:最高时速4000公里 |
| ||
点评
不需要。高架管道。
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
| ||
GMT+8, 2024-12-31 05:46 , Processed in 0.068145 second(s), 25 queries , Gzip On.
Powered by Discuz! X3.2
© 2001-2013 Comsenz Inc.