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China launches giant tunnel boring machine for Yangtze River project
#CRCC Tunnel Boring Machine name Jianghai excavation diameter of 16.6 meters.
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.globaltimes.cn/page/202504/1331731.shtml
China launches giant tunnel boring machine for Yangtze River project
www.globaltimes.cnChina on Wednesday deployed a giant self-developed tunnel boring machine (TBM) for the construction of the world's longest underwater highway TBM tunnel.