Natural diamond with seed crystal is discovered for the first time in Hunan Province by the study of synchrotron radiation X-ray diffraction topography.
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。
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The neem oil and azadirachtin were extracted from neem seed powders by microwave radiation, supersonic treatment and rapid agitation.