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Miningcity pit mining

Publish: 2021-05-25 03:05:01
1. mining city
Mining City
Mining City [Ku] à ng y è ch é ng sh ì]
mining city is a concept that has existed all over the world. Around an area rich in mineral resources, a city with ore mining, processing and smelting as its main instries is a mining city. However, the number, scale, status and role of mining cities are different in different development stages and different proctivity levels.
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