... 矿层边缘:seam edge 矿层:ore bed 矿仓输送机:bunker conveyor ...
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... demonstration n.展示 deposit n.矿层 deposit vt.使淤积 ...
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... sea-level change海平面变动 seam矿层 seasonal fluctuation季节性波动 ...
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短语
黑矿层
[矿物]
blackband
平矿层
flat seam
矿层边缘
seam edge
复合矿层
composite seam
;
composite bed
矿层要素测定
[矿业]
determination of seam elements
矿层顶板等高线图
[矿业]
contour map of seam roof
矿层露头
[地质]
[矿业]
basset
;
outbowed
矿层顶板
bed top
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