General heat treatment of steel materials

General heat treatment of the steel material

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Design of an open-pit mining plan for an iron mine

The mining area is located in the northern foot of the Wutai Mountain Range. The northern part of the Wutai Mountain Uplift Area, the Niangniang will be turned to the Gobi Ping Complex slant of the North Slope. The ore body is a thick continuous ore body with a thickness of 100m-250m and a

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