The horizontal directional drilling market growth is driven by increasing investments in infrastructure development, expanding oil and gas pipeline ...
CHANGSHA -- China's self-developed tunnel boring machine with the biggest diameter has been rolled off the production line on Thursday. The machine, with a maximum excavation diameter of 16.64 meters, ...
A staff member works inside "Jianghai," a giant self-developed tunnel boring machine deployed for the construction of the Haitai Yangtze River Tunnel, in Haimen, East China's Jiangsu province on April ...
13.4 21.7 58.6 (23.5) - CH / 1000 m m / tf / 6 bt 10 / L Hewitson / Slow canter site (R.B.) (CH) / Swimming ...
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