In the Gudan mining district of Siding Lead-Zinc Mine, development has been carried out through driftway.

泗 顶铅锌矿的古丹矿区采用平窿开拓，其最低开拓中段以下尚赋存有规模不大的矿体。

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In the Gudan mining district of Siding Lead-Zinc Mine, development has been carried out through driftway.

泗 顶铅锌矿的古丹矿区采用平窿开拓，其最低开拓中段以下尚赋存有规模不大的矿体。

youdao