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China's first boring and blasting machine, Xianglong, rolled off the production line in Wuhan, central China's Hubei Province, on August 1, filling the gap in integrated tunneling equipment for complex geological conditions.
China's first boring and blasting machine, Xianglong, rolled off the production line in Wuhan, central China's Hubei Province, on August 1, filling the gap in integrated tunneling equipment for complex geological conditions.