“ultra-centrifugal sedimentation”的概念、定义、翻译、参考文献-科学参考

单词	ultra-centrifugal sedimentation
释义	ultra-centrifugal sedimentation Encyclopedia 理学超离心沉降释 ultra-centrifugal sedimentation超离心沉降测量稀溶液或分散液中溶质或分散颗粒在约300转/秒的超离心作用下达到沉降的方法。对于分散相粒子很小的系统（纳米级），在重力场中的沉降速度非常慢，粒子的扩散作用不容忽视。在离心力场中离心力比重力大得多，可使纳米级小粒子的沉降速度大大加快。
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