The vertical and parallel relations of the trench with drill drift are summarized by the bottom structure disposal design on inclined orebody footwall.
通过对倾斜矿体下盘底部结构的设计，总结了堑沟与凿岩巷道在垂直与平行位置关系，经比较和验算后合理设计底部结构，减少了开采损失贫化。
For median and low-rise reinforced concrete frame, the structures are dominated by shear deformation, which leads to the story drift of the bottom story large while the upper story small.
对于中低层钢筋混凝土框架结构，结构的变形以剪切变形为主，造成结构的层间位移角底部楼层偏大而上部楼层较小。
For median and low-rise reinforced concrete frame, the structures are dominated by shear deformation, which leads to the story drift of the bottom story large while the upper story small.
对于中低层钢筋混凝土框架结构，结构的变形以剪切变形为主，造成结构的层间位移角底部楼层偏大而上部楼层较小。
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