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Categories: words and feelings
Statuses: Updating
The development of a large country can not be separated from the infrastructure, shield machine is one of them, known as the underground dragon. Subway, tunnel, mountain, seabed, are not without its huge figure. Chinese scientists and technicians will work together to overcome the difficulties and break through the overseas technology blockade. How will Chinese scientists and technicians overcome the difficulties and break through the overseas technological blockade? How will they sell the most important tools of the country overseas and fight for a place in the ever-changing wind and clouds? Explore China's great re...