文章通过对条带充填开采煤柱载荷和煤柱强度的理论分析，提出了条带充填开采所需留设的合理煤柱尺寸及开采宽度。
Through theoretical analyses of the pillar stress and pillar strength in the pillar-and-stripe mining with backfilling, the rational pillar size and mining stripe opening are deter - mined.
首次提出了根据屈服带宽度和条带煤柱宽度来确定条带开采安全系数的方法，同时给出了设计条带开采尺寸的步聚。
It is first raised that safety coefficient can be calculated by using the widths of yield zone and pillar, and the steps of designing the strip mining size are pro-posed.
首先对煤矿地质条件进行分类，采用连续介质力学理论，探讨条带开采的合理条带煤柱尺寸。
The coal mine's geological conditions are classified, and the rational sizes of strip coal pillars in strip mining are discussed using the theory of continuous medium mechanics.
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