The exploration on the deep and around of wolframite mine must act according to the geological regularities.

必须根据地质规律开展黑钨矿山的深部和周边找矿。

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Portugal Panasqueira wolframite deposit consists of very thin, gently dipping veins which are very hard to mine efficiently.

葡萄牙帕纳什·凯拉黑钨矿为微倾斜极薄矿脉，开采难度大。

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