China’s independently developed super-large-diameter shield machine is powering through the world’s longest undersea high-speed railway tunnel
Source：Global Times 2026-10-29 08:59:33
2026-10-29 16:46:56
2026-10-27 17:32:46
2026-10-27 17:15:19
2026-10-23 11:17:31
China’s independently developed super-large-diameter shield machine is powering through the world’s longest undersea high-speed railway tunnel
Source：Global Times
2026-10-29 08:59:33
share x
