Taking the engineering rock quality evaluation of a dam foundation rock at the Shuibuya project for example, the application of quality classification of engineering rocks is studied.
结合水布垭水利枢纽大坝建基岩体工程质量评价实例，对岩体工程质量分级的应用进行了研究。
The classification of rocks surrounding a tunnel has an important significance for guiding design and construction in underground engineering.
围岩分类对指导地下工程的设计和施工具有非常重要的意义。
The classification of rocks surrounding a tunnel has an important significance for guiding design and construction in underground engineering.
围岩分类对指导地下工程的设计和施工具有非常重要的意义。
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