... open-wharfmooringisland系泊岛式码头 opencast露天开采的；露天矿 openedoilandgasgatheringprocess开式油气收集工艺 ...
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文章详细信息 关键词： 首采区;;拉沟位置;;露天矿;;红沙泉;;优化设计 [gap=623]Keywords: first mining area;pioneer cut position;opencast;Hongshaquan;optimization design
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先把矿体上的覆盖层剥离掉，暴露矿层，然后在露天下用电铲等机械采掘，不需要凿井 [ opencut；opencast ] 矿床接近地面、可供露天开采的矿 [ a deafening sound of beating the gongs and drums great din of gongs and drums ] 锣声鼓声直上九霄。
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opencast mining 露天开采法
opencast working [矿业] 露天开采
opencast survey [矿业] 露天矿测量
opencast mining plan [矿业] 露天矿矿图
opencast explosive 露天矿用炸药
opencast mining machinery 露天采矿机械
opencast coal mining 露天采煤
opencast mine road 露天矿山道路
opencast coal mine 露天煤矿
ADJ At an opencast mine, the coal, metal, or minerals are near the surface and underground passages are not needed. (指煤、金属及矿物等)露天开采的 [英国英语] [ADJ n]
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