floor pillar caving 底柱崩落
caving mining with floor pillar 有底柱崩落采矿法
sublevel caving without floor pillar 无底柱分段崩落
shrinkage stoping without floor pillar 无底柱留矿法
floor r pillar 阶段间矿柱
The wall slewing crane requires no floor space, can be mounted on load-bearing concrete walls, pillar or machines with easy installations.
墙壁式悬臂吊不占用地面面积，可以安装在墙上，厂房立柱上或机器设备上，其固定方式十分简单。
Roof falling, floor heave of roadway and pillar failure are important problems of rock mechanics in mining process.
顶板冒落、巷道底鼓和矿柱破坏是采矿过程中的重要岩石力学问题。
In the design of the facade, glass curtain wall is used in the ground floor. Standard Windows, half size of the floor height and pillar distance, are used for the standard floors.
在立面形式上，底层大厅为通高玻璃窗，标准层采用半个柱网和层高的标准开窗，楼梯间端墙微微前倾以增加建筑的动感。
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