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Category Economy cars
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Created 2021-01-11
Owner gjsohcat Gcat
Title Mining Industry
Description Mining is the crust, and surface mining of mineral resources technology and science. Generally refers to metal or nonmetal ore deposit mining, generalized mining include coal and oil mining and mineral processing. Its essence is a kind of selective collection and handling process of the material. Mining industry is an important raw material extractive industries, such as metal ore is the main raw material of metallurgical industry, nonmetal ore is chemical raw materials and building materials, coal and oil are important sources of energy. For our factory is for mine machine factory, vertical roller mill can recovery gold, diamond, tin, tantalum-niobium mine, tungsten ore, iron ore, chrome ore, silica sand and so on.
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