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How gold is made history, used, parts, procedure.Gold, recognizable by its yellowish cast, is one of the oldest metals used by humans.As far back as the neolithic period, humans have collected gold from stream beds, and the actual mining of gold can be traced as far back as 3500 b.C., when early egyptians the sumerian culture of mesopotamia used mined gold to craft elaborate jewelry.
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Adopt sealed dust removal design, less dust, low noise, low carbon and environmental protection
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Provide door-to-door installation services, guide the training of operating personnel, and ensure the effective operation of the machine
Provide regular return visit service to help users optimize maintenance equipment, analyze and solve problems