PDF(3246 KB)
Key Technologies for Applying Liquid Nitrogen Freezing to Rescue Stuck Pipe Jacking Machines
Dong Tao
Chinese Journal of Underground Space and Engineering ›› 2025, Vol. 21 ›› Issue (S1) : 523-528.
PDF(3246 KB)
PDF(3246 KB)
Key Technologies for Applying Liquid Nitrogen Freezing to Rescue Stuck Pipe Jacking Machines
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