bottom m slice 底分层
The stability of main and immediate roof structure and its influence on strata behaviour are analysed. The failure features of roof coal between top and bottom slice are thoroughly studied.
深入分析了层间顶煤的破碎特点，指出层间顶煤的破碎效果是多因素综合作用的结果，而在不同的开采条件下将具有不同的放顶煤效果。
A vertical slice is a "top-to-bottom" representation of the application that touches on as many relevant technologies as possible.
垂直部分是应用程序的“自顶至底”表示，它尽可能多地触及有关技术。
Each 2-d "matrix" printed represents one horizontal slice of the 3-d room, going from top to bottom.
自上而下每一个二维的“矩阵”代表三维房间的一个水平层面。
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