Separation efficiency of packed fractionating column filled with liquid .
充液填料精馏塔的分离效能。
The liquid drawn off from the bottom of the first fractionating column , the primary fractionating column , is fractionated again in another column under low pressure .
从第一个分馏塔即初分塔底部下来的液体,再在低压下进入其余的分馏塔分馏。
To develop an approach for fractionating cancer cell lysates by two-dimensional ( 2-d ) liquid phase chromatographic fractionation .