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A closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it.

由完全相交的一个圆锥体和一个平面的交集所形成的闭合的平面曲线。

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Ore precipice nature side slope stability mainly divisional plane control, the side slope destruction mainly is the wedge-shaped body jitter which forms by divisional plane cutting creates.

矿山岩质边坡的稳定性主要受节理面控制，边坡的破坏主要是由节理面切割形成的楔形体失稳造成的。

youdao

Ore precipice nature side slope stability mainly divisional plane control, the side slope destruction mainly is the wedge-shaped body jitter which forms by divisional plane cutting creates.

矿山岩质边坡的稳定性主要受节理面控制，边坡的破坏主要是由节理面切割形成的楔形体失稳造成的。

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