It introduces the overall scheme of accessories and numerical control reforming (NCR) for screw grinding machine.
介绍了某螺纹磨床数控改造的总体方案，对控制系统及附件改造进行了详细描述。
Has discussed a device that can be used to grinding dented surface of spare parts by back and forth movement. It has been introduced that the composition, the moving scheme, the structure and usage.
介绍一种往复式金属零件凹表面打磨装置的组成部分、运动方案、基本结构和使用情况。
One stage grinding (60%-200mesh) and staged preferential flotation flowsheet is recommended for the grinding flotation scheme through the comprehensive technical and economical comparison.
对磨矿-浮选工艺流程方案，通过综合技术经济比较，推荐一段磨矿（ - 2 0 0目占60 % ）、分步优先浮选流程。
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