快讯不联播|我国自研世界最大直径高铁盾构机穿越长江后二次始发

快讯不联播|我国自研世界最大直径高铁盾构机穿越长江后二次始发

September 9, 2026 · 3 min · Episode 2

About this episode

The episode discusses the launch of China's self-developed world's largest diameter high-speed rail shield tunneling machine crossing the Yangtze River.

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