1) Shallow hole shrinkage stoping with no-pillar
无底柱浅孔留矿法开采
2) non-bottom-pillar short-hole stopping ore
无底柱浅眼留矿
3) shallow-hole shrinkage stoping method
浅孔留矿采矿法
1.
The application of shallow-hole shrinkage stoping method in Baoziwan Gold Mine;
浅孔留矿采矿法在堡子湾金矿的改革与应用
2.
The problems of traditional shallow-hole shrinkage stoping method applied in Guandi silver-gold mine were discussed first,which were the delay of rib pillar stoping and severe ground pressure appearance.
简述了官地银金矿传统浅孔留矿采矿法应用中存在的突出问题,即间柱滞后矿房回采,且占有矿量多,造成地压集中显现。
4) Point pillar shrinkage method
点柱浅孔留矿法
5) Shallow hole room-and-pillar mining system
浅孔房柱采矿法
6) shrinkage stoping without floor pillar
无底柱留矿法
补充资料：无底
1.没有底部。形容极深。 2.无限度;无穷尽。 3.谓不知底细。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条