Ultrafine powder is mainly used as a raw material for deep processing high-tech products in the ele ...
1. Classification according to the direct cause of the accident (GB/T 13861-1992 "Classificati ...
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In recent years, the continued sluggish price of rubber is causing an accelerated integratio ...
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Due to its accurate qualitative and quantitative capabilities, mass spectrometers have bec ...
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The mixing effect of the ribbon mixing device is softer, the friction heat generated is very small, ...