PDF(3292 KB)
Development Status and Trend of Urban Underground Space from Perspective of Patent
Lei Shengxiang, Sun Jialiang, Zhang Wenli
Chinese Journal of Underground Space and Engineering ›› 2023, Vol. 19 ›› Issue (2) : 351-358.
PDF(3292 KB)
PDF(3292 KB)
Development Status and Trend of Urban Underground Space from Perspective of Patent
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