其锥形插头或“针头”是阀体上配置的螺纹旋进旋出的节流道，因此能够有效控制节流面积。
The tapered plug or "needle" is screwed in or out of a mating orifice in the body and thus controls the effective orifice size.
本文介绍了用扁毛细管节流的液体静压轴承的支承面积、扁毛细管尺寸油空压力及轴承刚度等计算。
The article introduces the calculation of bearing area, flat-capillary size, pressure in the Chambers and the rigidity of the hydrostatic bearing throttled by using flat-capillary.
提出了稳定流量精度的计算公式以及变节流口过流面积的计算公式；
The formulas for calculating the precision of priority flow and the area passed by divided flow are given.
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