- obstructive ridge
- obstructiveridge
- protecting pillar
- safety pillar
- 保安 ensure public security
- 矿柱 mine prop; pillar; post; stu ...
- 井筒保安矿柱 shaft pillar; shaft safety pillar
- 卡龙保安矿柱规范 callon's rule
- 矿柱 mine prop; pillar; post; stump; rib; jamp◇矿柱巷道 [采矿工程] pillar split; 矿柱回采 pillar recovery; 矿柱强度 pillar strength
- 白安矿 cervantite
- 辉安矿 antimony glance
- 兴安矿 hingganite
- 保安 1.(保卫治安) ensure public security 保安队 a public security corps etc.; a unit of public security policemen2.(保护工人安全, 防止发生事故) ensure safety; 保安措施 security measures; 保安短路器 battle short; 保安规程 safety regulations; 保安技术 safety technique; 保安继电器 safety relay; 保安开关 safety cut-off; 保安控制 fail safe control; 保安人员 security personnel; 保安通信设备 communication equipment for maintenance; 保安隙 protector gap; 保安装置 protective device; safety appliance
- 矿柱,坑木。 mine-prop
- 煤矿柱 bearing block; pillar
- 窄矿柱 rance
- 西安矿业学院 xi'an mining institute
- 安全矿柱 barrier pillar; outbyrib
- 边结矿柱 boundary pillar
- 边界矿柱 barrier pillar; boundary pillar
- 采场矿柱 stope pillar
- 采样矿柱 stope pillar
- 防火矿柱 fire pillar
- 防水矿柱 water barrier
- 隔离矿柱 barrier pillar
- 护顶矿柱 cramp
- 回采矿柱 pillar drawing; pillar robbing; robbing
- 回收矿柱 draw pillars
- 回收矿柱法 pillaring; pulling pillars; pullingpillars; robbingpillars
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Last modified time:Sat, 16 Aug 2025 00:29:56 GMT