针形阀用于小型辅助管线系统。
针形阀位置提前，便于接近。
检测组件上的所有针形阀都必须关闭。
在该系统中，针形阀i常闭，针形阀常开。
In this system, I often close the needle valve, needle valve is always open.
确保在飞行的针形阀控制平稳，一致的运行。
In-flight control of the needle valve ensures smooth, consistent runs.
在开始检测前，检测组件上的所有针形阀都必须关闭。
Before starting test, all needle valves on test kit must be closed.
完全开启排气针形阀直到从排气连接处的滴漏停止为止。
Open vent needle valve fully until dripping from vent connection stops.
开启排气针形阀，并从软管排放空气。然后关闭排气阀。
Open vent needle valve and bleed air from hose. Then close vent valve.
开启针形阀“B”排放空气，然后关闭“B”和排气针形阀。
Open needle valve "b" to bleed air and then close "b" and vent needle valve.
水力控制阀是由一只主阀及其外装之针形阀和先导阀等组合而成。
Hydraulic control valve is a main valve and the exterior of the needle valve and a combination of the pilot valve.
反应釜各阀采用针形阀，往复关闭形式，密封可靠经久耐用，各类阀安装合理，泄放畅通，无死角。
The reaction kettle each valve adopts of the needle valve, reciprocating closed form, sealing is reliable and durable, all kinds of valve is reasonable, bleeder unblocked and no dead Angle.
开启针形阀“B”和排气或旁路针形阀，排放到大气中，然后关闭针形阀“B”，将系统恢复到正常的静止状态。
Open needle valve "b" and vent or bypass needle valve, bleeding to atmosphere, then closing needle valve "b" restores the system to a normal static condition.
针形阀是一种节流和切断特高压(与其它阀门相比)流体的小型阀门(通常为1英寸或不到1英寸)、结构简单、坚固耐用。
Needle valves are a small (usually 1 inch or less), simple, and rugged means of throttling and shutting off extremely high pressures compared with other valves.
首选应用是轴承结构，包括滚珠和轴套。还有，它也能用来做刀具、针形阀、球型止回阀、阀门基座、泵零件、球头螺栓、轴套、抗磨损纺织机械。
In addition, it should be considered for cutlery, needle valves, ball check valves, valve seats, pump parts, ball studs, bushings, and wear-resistant textile components.
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.
锻钢止回阀阀瓣形式还分别有截流形，针形，球形您可以根据实际情况合理选用我们的阀门。
Forged steel check valve is respectively cut manifold, needle, ball you can according to the actual situation of reasonable selection of our valves.
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).
按功能可分为针形可调节流阀、筒形可调节流阀。
Points function can divide into a needle shape can transfer throttle, Tube of shape can transfer throttle.
按功能可分为针形可调节流阀、筒形可调节流阀。
Points function can divide into a needle shape can transfer throttle, Tube of shape can transfer throttle.
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