本发明还包括所述天然金刚石孕镶钻头制备方法。
The invention also relates to a method for preparing the natural diamond impregnated bit.
利用同步辐射X射线形貌学研究，首次发现湖南褐色天然金刚石中存在籽晶金刚石。
Natural diamond with seed crystal is discovered for the first time in Hunan Province by the study of synchrotron radiation X-ray diffraction topography.
钻石模具：天然金刚石模、聚晶模、进口聚晶模；并生产与之相匹配的各种型号拔丝粉。
Diamond Die: Natural Diamond Die, Die polycrystalline, imports polycrystalline module, and to match production with the various models of Roberts powder.
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