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- The original block caving system with floor pillar exists many effects,such as development work large,constraction difficult,production efficiency lower and ore loss great. 原采用有底柱崩落法底板漏斗方案，存在采准工程量大、施工困难、生产效率低和矿石损失贫化大等问题。
- The results of numerical simulation showed that if the floor pillar is mined partially, the stress in pillars will sharply increase, so integral stability of mine may weaken. 模拟结果表明，部分底柱抽采后，起关键支撑作用的底板横撑和矿柱中的应力有显著地变化，这可能破坏矿山整体稳定性。
- shrinkage stoping without floor pillar 无底柱留矿法
- Don't scrape your feet on the floor. 别用脚蹭著地板。
- The tables are firmly fixed to the floor. 桌子都牢牢地固定在地板上。
- A creeper was entwined round the pillar. 一根攀缘植物缠绕在柱子上。
- He has been a pillar of the Church all his life. 他一生都是教会的热心支持者。
- The book hit the floor with a thud. 这书砰的一声落在地板上。
- The enemy was hurried from pillar to post. 敌人被赶得东逃西窜走投无路。
- He canted over from his chair onto the floor. 他从椅子上跌倒在地板上。
- The master tied me to a pillar and whipped me savagely. 主人把我捆在柱子上，用鞭子死命地抽我。
- He fell on the floor with an awful whomp. 他摔在地板上发出一声可怕的撞击声。
- I can't decipher what is inscribed on the pillar. 我认不出刻在柱子上的是什么。
- He wiped up the spilt milk on the wooden floor. 他揩掉了泼在地板上的牛奶。
- He had been the pillar of the club all his life. 他一生都是这个俱乐部的台柱。
- Their clothes lay in a huddle on the floor. 他们的衣服杂乱地堆在地板上。
- The pillar had been restored to the perpendicular. 这柱子恢复垂直。
- He spread the map flat out on the floor. 他把地图平铺在地上。
- The robber tied him to a pillar. 强盗把他捆在柱子上。
- We put the books in piles on the floor. 我们把书在地板上堆起来。
