留礦回採 的英文怎麼說

中文拼音 [liúkuànghuícǎi]
留礦回採 英文
shrinkage stoping
  • : Ⅰ動詞1 (停止在某處不動; 不離去) remain; stay 2 (使留; 不使離去) ask sb to stay; keep sb where...
  • : 名詞1. (礦床) ore [mineral] deposit 2. (礦石) ore 3. (開采礦物的場所) mine
  • : 回構詞成分。
  1. Study on high sublevel stoping of shallow - hole shrinkage system with sill pillar in thin - small ore body

    薄小體有底柱淺孔法高分段的研究
  2. The practice of bolt support technology by remaining narrow and small coal column for extraction roadway in longgu coal mine

    龍固煤窄小煤柱巷道錨桿支護技術的實踐
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