The ahead geological prospecting of severely weathered surrounding rock in a tunnel is challenging due to complex geological conditions. Hence. the best approach is to use a variety of geophysical exploration methods. In this study. https://www.trendingcustomes.shop/product-category/crystal-heart-led-exclude-freeshipping/
Comprehensive Ahead Prospecting of Tunnels in Severely Weathered Rock Mass Environments with High Water Inrush Risk: A Case Study in Shaanxi Province
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