jmdict 2860525 Active (id#2294319)
長壁法
【 ながかべほう 】
  1. [n] {mining}
    • longwall system
    • longwall method
History:
    • A 2024-03-13 11:39:35 Jim Breen (id#2294319)
    • A* 2024-03-13 10:44:03 Robin Scott (id#2294301)
    • Refs
      daijs, RP, eij
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