掌子面又称礃子面，是坑道施工中的一个术语。即开挖坑道（采煤、采矿或隧道工程中）不断向前推进的工作面。
文章详细信息 关键词： 台阶长度;;掌子面;;核心土;;稳定性;;有限元 [gap=570]Keywords: step length,tunnel face,core rock,stability,finite element
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野外掌子面可见珍珠岩与膨润土、隐爆角砾岩、流纹岩共生。
The perlite is associated with bentonite, hydrothermal breccia, rhyolite in typical geological sections.
本文研究了卸载孔及向掌子面注水对煤巷掘进头岩石应力状态的影响。
The effect of stress-releasing hole and water injection to the face on rock stress state around gateway driving face has been studied in this paper.
研究隧道掌子面后方隧道拱顶、掌子面正上方和侧面围岩的爆破振动规律。
The blasting vibration rules of arch crown and upper and side surrounding rocks behind tunnel face are studied.
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