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礦層的英文翻譯
基本釋義
參考釋義
- 礦層 [kuàng céng]
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- ore bed; ore horizon; seam; stratum of ores; ore formation; manto:
a workable seam 可採礦層
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短語礦層開採條件seam condition礦層露頭outbowed礦層傾斜seam pitch礦層圖seam plan
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