Gold-碲 ore beneficiation technology

Both gold and silver can more or less combine with hydrazine to form a compound. The gold telluride can be floated with a foaming agent. However, since the telluride is very brittle, it is easy to be muddy during the grinding process, which makes the flotation of the telluride difficult. Therefore,

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How to avoid light pollution in office decoration?

For the range of light, the human eye has a certain ability to adapt, the pupil also has a regulatory role, when the light exceeds a certain amount, it will have an impact on people, this we call it "light pollution." So how do we avoid light pollution in our modern office renovation? Sich

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