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老顶垮落 meaning in Chinese

main roof caving
main roof colla e
main roof collapse

Examples

  1. Analysis of the way for the main roof caving relating to the staggered sublevel caving method
    错层位放顶煤方法老顶垮落方式分析

Related Words

  1. 垮
  2. 垮落
  3. 垮塌
  4. 垮下来
  5. 压垮
  6. 垮掉
  7. 垮坝
  8. 垮了
  9. 垮下
  10. 自然垮落
  11. 老丁香
  12. 老顶
  13. 老定日
  14. 老洞怪谭
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