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介绍了一种新型的２Ｄ数字式ＰＱ阀的结构原理及控制方法，实验结果表明，该阀具有良好的流量和压力控制特性，与传统的ＰＱ阀相比该阀具有结构简单及可直接数字控制等优点。
Introduced a new type of 2D digital P Q valve structure principle and control method, the experimental results show that the valve has good flow and pressure control characteristics, compared with the traditional P Q valve has the advantages of simple structure and Direct digital control and so on.