最讲究的流道是针阀式热流道设计。
The most sophisticated runner design is the valve gated hot runner design.
提出了一种新颖的针阀偶件设计方案。
The design proposal of a novel needle valve assembly is given.
应对带充填剂液体材料的超小型针阀。
Use these super-small, lightweight valves with fluids containing fillers.
提出了一种新颖的针阀偶件设计方案。
The paper gives construction magic square of even by descnt method.
针阀升程是柴油机燃油系统的重要参数。
浮子系统包括：浮子室和一个浮子针阀。
The float system includes the float bowl and a float-and-needle valve.
其针阀由浮球臂带动，在液恢上升时开大。
Driven by the float arm of the needle in the liquid recovery opening up big time.
针阀偶件是柴油机的一个非常重要的零部件。
Needle valve partner is a very important component of a diesel engine.
自动加浓阀主要由ptc、石蜡体和针阀组成。
The automatic enrichment valve is composed of PTC, wax and valve needle.
浮子系统包括浮子室、浮子、针阀和化油器基座。
The float system consists of a bowl, float, needle and seat, along with a float-vent.
传统的柴油机喷油器针阀升程测量方式多为接触式。
Traditionally, the way to measure the needle displacement of oil injector is of contact pattern.
该模具采用热流道针阀式点浇口进料，无流道废料；
The mould is designed to take advantage of hot runner with the needle-valve type of pin-point gate, having no runner scraps.
在该芯片中编制控制算法实现对针阀开度快速、精确控制。
In this chip, we program control algorithm and realize the quick and accurate control of the opening of throttle valve.
针阀整体式热流道在低压下注射使注塑品在收缩时变形更小。
This whole needle valve type hot runner injection under low pressure, the injection molding products in contraction deformation is smaller.
可见流体在针阀与喷嘴出口间隙大的时候其内部旋流强度大。
Fluid can produce strongest internal swirl when the needle is far from the nozzle exit.
针阀整体式热流道能实现每个注射口对塑胶注射量进行控制。
This whole needle type hot runner can realize each injection of plastic injection quantity control.
针阀整体式热流道在低压下注射使注塑品在收缩时变形更小。
This whole needle type hot runner can realize each injection of plastic injection quantity control.
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.
由于导阀系统排水量大于针阀的进水量，主阀控制室压力下降。
As guided needle valve system is greater than the amount of water displacement, the main valve pressure drop in the control room.
针阀整体式热流道材料浪费少，注塑产品的质量得到改善并更加稳定。
This whole needle valve type hot runner injection under low pressure, the injection molding products in contraction deformation is smaller.
针阀整体式热流道材料浪费少，注塑产品的质量得到改善并更加稳定。
This whole needle type hot runner can realize each injection of plastic injection quantity control.
汽车经长时间使用后，喷油器针阀表面会形成少量积碳，影响其喷油质量。
After the motor vehicle is used for a long time, a little carbon deposit is formed in the needle valve surface of fuel injector and the fuel injection quality will be affected.
冷却时未冷凝的燃料蒸汽通过位于腔室顶部的浮动针阀可以从腔室中逸出。
Fuel vapor that is not condensed as a result of cooling can escape from the chamber through a float needle valve at the top of the chamber.
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.
水力控制阀由一个主阀及其附设的导管﹑导阀﹑针阀﹑球阀和压力表等组成。
Hydraulic control valve consists of a main valve and attached to the catheter, guided valves, needle valves, ball valves and pressure gauges and other components.
此外，笔者提出了若干新的概念和考虑了针阀和压力室形状对射流雾化的影响。
In addition, we suggest some new concepts and consider the effect of the shape of pin valve and pressure chamber on the atomization of a jet.
通过针阀杆的旋转即可以关闭针阀又可以带动清油器升降，清除喷嘴中的积碳。
The needle valve can be closed through the rotation of a needle stem, and the oil cleaning device can also be driven to lift to clean out carbon deposit in the nozzle.
密封可靠，针阀填料更换可在不停机情况下进行，角阀方便快捷不影响系统运行。
Hermetic sealing is reliable, the filling changes but is in progress under not stop calculation situation, the convenient rapid block of wood affects systematic operation.
经理论分析和计算发现，短针阀喷油器可以进一步降低针阀对密封座面的冲击应力。
By theoretical analysing and calculating, we find the short needle valve fuel injector can further decrease the impact stress of the needle valve to the sealed conical surface.
球阀是带圆形孔的球体作启闭件， 球阀球体随阀杆转动， 针阀以实现启闭动作。
The valve's disc is ball with hole and driven by stem to open and close.
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