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- BGS Igneous Rock Classification Scheme NADMSC-SLTT Vocanic Materials IUGS Igneous Rock. 中国火成岩岩石分类和命名方案。
- This paper puts forward the way of mining knowledge for surrounding rock classification through qualitatively analyzing the relationship between discontinuities and surrounding rock classification. 通过分析结构面与隧道围岩分级之间的关系，提出隧道围岩分级知识挖掘方法。
- Surrounding rocks classification plays a determinative role in the design and construction of tunnels. 摘要围岩分类对于隧道设计和施工起着决定性的作用。
- rock classification for tunnel exploration 坑探岩石分级
- experience of rock classification 经验分类法
- Fuzzy clustering analysis of tunnel surrounding rock classification 回采巷道围岩分类的模糊聚类分析方法
- Research with relation to rock classification of TBM tunnels 关于TBM施工隧洞围岩分类方法的研究
- The rock was honeycombed with passages. 岩石上有许多蜂窝状的小孔。
- Many young rock hounds grow up to be geologists. 许许多多爱好收集岩石的少年，长大后成了地质学家。
- The climber had to negotiate a steep rock face. 那攀登者得攀越一陡峭岩石。
- The design and construction of gravel tunnel and rock tunnel are different. Rock classifications, such as CSIR-RMR method and Barton-Q system, are not suitable for the gravel tunnel. ?石隧道之??施工?岩石隧道有著明?的不同,如在岩?分?方面?o法使用岩石隧道常用的南非CSIR-RMR及挪威Barton-Q值之定量?估方法。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- It is helpful to begin with a rough and ready classification. 首先进行粗略的分类是很有帮助的。
- The water had worn a channel in the rock. 水把岩石冲出了一条沟。
- He dash the glass bowl to bit on a rock. 他对著石块把玻璃碗砸得粉碎。
- The mountain rise up in a steep wall of rock. 这座山高而陡，形成一道岩石屏障。
- The mountain rose up in a steep wall of rock. 这座山高而陡，形成一道岩石屏障。
- He chiseled that rock into the figure of a woman. 他把那块石头凿成一个女人像。
- The boat was sundered by the rock. 船被岩石撞碎了。
- Deep grooves channelled the soft rock. 在软岩石上形成许多深槽。
