Effects of column length and buffer constitution on separation have been discussed. Anions in well water, dam water. tap water and snow water have been fast identified.

考察了柱长和洗脱液组成对阴离子分离的影响，并对井水、坝水、自来水和雪水中无机阴离子进行了快速分离。

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The study showed that when length of circular column part is 2.5 ~ 3.0 times outlet diameter, abrasive particle velocity near to 95% velocity of water-jet.

研究表明，当喷嘴的圆柱段长度是喷嘴出口直径的2 5 ~ 3 0倍时，粒子的速度能达到水射流速度的95%。

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