In order to enhance its control performance, a new type of entirely electronic intelligent valve positioner is developed. The structure of this positioner and the main compositions are introduced.
为了进一步提高定位器的控制性能，研制了一款新型全电子式智能阀门定位器，介绍了该款定位器的主要组成部分和关键核心技术。
In order to enhance the needle valve partner's working reliability and the service life, the paper designs one kind of new needle valve partner.
为了提高针阀偶件的工作可靠性和使用寿命，笔者设计了一种新的针阀偶件。
In order to enhance the needle valve partner's working reliability and the service life, the paper designs one kind of new needle valve partner.
为了提高针阀偶件的工作可靠性和使用寿命，笔者设计了一种新的针阀偶件。
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