1.  needle
2.  valve needle

• 1. 阀针: spindle | Valve needle | VALVE PIN | Ventilnadel
• 2. 阀针调节: Needle regulation
• 3. 减压器阀针: pressure regulator valve pin

更多释义

• 1.所述调节螺杆(7)的上端具锥台形阀针(6)。
  The upper end of the adjusting screw (7) is provided with a frustum-shaped valve needle (6).
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• 2.进口持压泄压阀由主阀、泄压/持压导阀针阀、 、 球阀、微形过滤器和压力表组成水力控制接管系统。
  A pressure relief valve from the main valve, pressure relief / holding pressure pilot valve needle valve, ball valve, micro shaped filter and pressure gauge hydraulic control over the system.
  dict.yoduao.com
• 3.本文介绍了针阀式缓冲气缸和溢流式缓冲气缸的结构及工作原理。
  The structure and principle of needle valve cushion and relief valve cushion were introduced.
  dict.yoduao.com

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