A区、B区灌装
class A and class B filling zone
pH-区带精制逆流色谱
pH-zone-refining CCC
pH-Zone refining counter-current chromatography
标准化区间向量
standard interval variable
不连续区带电泳
discontinuous zone electrophoresis
不同退化区
different degradation regions
层次化区域
hierarchically structured region
超离心区带
zonal ultracentrifugation