density gradient centrifugation

• 密度梯度离心,密度梯度离心分离法,密度梯度离心法

density gradient centrifugation的用法和样例：

例句

1. Five zones were separated by improved discontinuous sucrose gradient centrifugation.
   用改进的不连续蔗糖密度梯度离心法分离到五条带。