|
|
Log in
Username or email
*
Password
*
People who like reply on China Tunnel Technologies: China's self-developed tunnel boring machine with biggest diameter
Chu Yang
on
China Tunnel Technologies: China's self-developed tunnel boring machine with biggest diameter
(
50 days ago
): https://www.youtube.com/watch?v=_FIAc0BOJ9w https://english.news.cn/20241101/...