The new concept of the shift of orifice location and multi-stage orifice in grooves was proposed.

提出了阀口迁移和节流槽多级节流概念，分析了节流槽部位多级分压、流动回环现象。

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The new concept of the shift of orifice location and multi-stage orifice in grooves was proposed.

提出了阀口迁移和节流槽多级节流概念，分析了节流槽部位多级分压、流动回环现象。

youdao