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pillar extraction meaning in Chinese

矿柱回采
煤柱回收

Examples

  1. Research on cms - aided blast design for ore pillar extraction
    辅助矿柱回采爆破设计研究
  2. Top - coal caving technology using - steel applied for pillar extraction
    型钢放顶煤技术在煤柱回收中的应用
  3. Pillar extraction drilling
    煤柱回采钻眼
  4. Analysis of the method for constructing the cross - measures roadways of the pillar extraction face
    煤柱采面过穿层巷道施工方法研究

Related Words

  1. pillar method
  2. pillar stiffener
  3. coral pillar
  4. pillar operation
  5. bringback pillar
  6. built pillar
  7. hollow pillar
  8. sun pillar
  9. granite pillar
  10. draw pillars
  11. pillar drilling machine
  12. pillar estate
  13. pillar extraction drilling
  14. pillar face
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