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17 jul 2020 año - 矿产资源储量评审于2020 年 7 月在省厅备案（锌35.15万吨，已开采7万吨，保有资源储量28.15万吨；伴生锗419.31吨，伴生硫20.81万吨及其它）

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竹林沟锌矿发展历程

ByZhen Lin
19 jul 2022
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17 jul 2020 año
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