首页 > Term: abutment pillars
abutment pillars
Pillars intended to support vertical load in excess of the weight of the strata directly above them. Generally, these abutment pillars are large pillars adjacent to smaller pillars, sometimes called yield pillars, which are incapable of carrying the weight of the strata above them.
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
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创建者
- ed.young
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(Milwaukee, United States)