PDF(15823 KB)
砂卵石地层矿山法隧道近距离穿越既有线关键技术研究
戴志仁,任建,王俊,李小强
PDF(15823 KB)
PDF(15823 KB)
砂卵石地层矿山法隧道近距离穿越既有线关键技术研究
Research on key technologies for tunnel mining with short distance beneath existing metro lines in gravel stratum
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