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Tunnel Boring Machines (TBMs) are widely used for tunneling in urban areas because of their high advance rate, precise as-built profile and minimal impact to buildings and traffic on the ground. For a tunnel built by a TBM, there are strict requirements on alignment control and safety. To meet these requirements, it is important to monitor the position of(More)
At present, the amount of beer filling line detection equipment market is largely monopolized by foreign corporations with high price. In order to break the monopoly of foreign technology, and to improve domestic competitiveness of enterprises in beer production, we have developed the amount of beer filling line detection equipment of our own with(More)
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