Ultrasonic processing polishing machine is dedicated to processing natural diamond dies and man - made diamond dies.

超声波加工抛光专用机是用来加工天然钻石拉丝模和人造钻石拉丝模的专用机器.

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Technologies and applications of ultrasonic processing on biomass resources at home and abroad were reviewed.

综述了国内外生物质资源的超声波加工技术及其应用情况.

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