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- To friable rock mass in the goaf,numeric model using the 3-D finite difference method is established to analyze it. 针对采空区内的松散岩体,运用三维有限差分法建立了数值模型对其进行分析;研究结果表明,在不同埋深条件下松散岩体的应力呈直线变化;
- Keywords goaf;friable rock;numeric simulation; 采空区;松散岩体;数值模拟;
- EXPERIMENTAL STUDY ON DEFORMATIONAL MODULUS OF FRIABLE ROCK DURING COMPACTION 松散岩块压实变形模量的试验研究
- Numeric Simulation Study of Friable Rock Mass Stress State in the Goaf 松散岩体在采空区内应力状态的数值模拟研究
- Experimental Study on the Lateral Pressure Coefficient of Friable Rock during Compacting 松散岩块侧压系数的试验研究
- 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。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- 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。
- Easily made into powder; friable. 易成粉末的；易脆的
- The mason was chipping away at the rock with a hammer. 石匠用锤子一点一点地把那块石头击碎。
- She is crazy about rock and roll. 她喜欢摇滚乐。
- The road was blocked by a huge rock. 道路被一块大石头堵住了。
