首页 > Term: pressure ring
pressure ring
A ring about a large excavated area, evidenced by distortion of the openings near the main excavation. Shear cracks appear and minor slabbing of the rock takes place.
- 词性： noun
- 行业/领域： 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
0
创建者
- ed.young
-
(V.I.P) 21084 分数 - 100% positive feedback
(Milwaukee, United States)
