upper face length 形态上面高
working face length 工作面长度
seepage face length 浸润面长度
rational face length 合理面长
reasonable face length 合理工作面长度
Roller working face length 辊筒工作面长度
total length of face 工祖全长度
length on face 辊身长度
I Panel width or the face length.
小组宽度或面对长度。
This paper analyzed the influence of mining depth, coal seam dip, mining height and face length on depth of floor water-conductive fissure zone.
综合分析了开采深度、煤层倾角、煤层开采厚度、工作面斜长等地质采矿条件对底板采动导水破坏带深度的影响。
Plato wrote of the "golden proportions," which dubbed the width of an ideal face an exact two thirds its length, a nose no longer than the distance between the eyes.
柏拉图叙述了“黄金比例”,认为完美脸部的宽度是长度的三分之二,鼻子不能比两眼之间的距离长。
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