为什么在涉及细胞的分级分离时，这是一重要的考虑？
Why is this an important consideration in studies involving cell fractionation?
分离器的分级分离效率是循环流化床锅炉性能的主要影响因素之一。
The fractional collection efficiency of separator of CFB boiler is one of the main facts which control the performance of a circulating fluidized bed boiler.
研究了混合溶剂法分级分离棕榈酸果糖单酯和棕榈酸果糖双酯的工艺。
The fractionation separation of fructose monopalmitate and fructose dipalmitate by extraction with mixed organic solvent were performed.
本文用乙醇金属离子分级分离法，从新生小牛血清中分离提取胎球蛋白。
We have isolated the fetuin from sera of newborn calves by ethanol fractionation in the presence of zinc and barium ions.
本文报道采用分级分离并结合有机溶剂沉淀法，从牛眼中纯化出高纯度透明质酸，较其他方法简便，易形成规模。
This paper deals with the way of purifying highly purity hyaluronic acid from ox eye by fractionation and organic solvent precipitation.
本文报道采用分级分离并结合有机溶剂沉淀法，从牛眼中纯化出高纯度透明质酸，较其他方法简便，易形成规模。
This paper deals with the way of purifying highly purity hyaluronic acid from ox eye by fractionation and organic solvent precipitation.
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