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单词
in-the-seam mining
释义
in-the-seam mining
in-the-seam mining
[
¦in
th
ə ¦sēm ′mīn·iŋ
]
(mining engineering)
The usual method of mining characterized by the driving of development shafts into the coal seam.
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更新时间:2026/4/21 10:22:29