1.
Design of Digital Fuel Quantity Measurement Used on Test Bench of Fuel Injection Pump Based on Needle Valve Lift;
基于针阀升程的喷油泵试验台数字化量油系统的设计
2.
Study on the Strength of Valve Seat and Valve Guard in Reciprocating Compressor and Its Application;
往复式压缩机网状阀阀座与升程限制器强度研究及应用
3.
The influence of parameters of two-way cartridge valves on mine hoist emergency brake
二通插装阀参数对提升机安全制动过程的影响
4.
Measurement and Analysis of the Characteristics of the Lift and Opening of the Reed Valve Inlet Port of Two Stroke Motorcycle Engine
二冲程发动机进气笛簧阀升程测量及开启特性研究
5.
Changing throttle hole area has not influence on winding current,electromagnetism valve lift.
改变节流孔面积对线圈电流、电磁阀升程没有影响；
6.
automatically shutting pressure of needle valve
针形阀自动关闭压力
7.
Larner-Johnson valve
拉诺－约翰逊式针阀
8.
needle valve of economizer
（汽化器内）省油针阀
9.
opening diagram of fuel valve needle
喷油器针阀的开启图
10.
General purpose industrial valves-Casting iron globe valves and lift check valves
GB/T12233-1989通用阀门铁制截止阀与升降式止回阀
11.
The stem rises and lowers as the valve is opened and closed.
当阀门开启或关闭时，阀杆上升或下降。
12.
inside screw lift check valve
内螺纹升降式止回阀
13.
Holding the cage in one hand, push the seat inward and rotate counterclockwise against the cage.
用一只手握住阀笼，向内推阀座并顺、反时针方向旋转阀笼。
14.
Open needle valve" A" high side and vent needle valve to vent air from bypass hose.
开启针形阀“A”高端和排气针形阀，从旁路软管排放空气。
15.
Lift pressure plate (7) to withdraw diaphragm and stem from valve.
提升压力板(7)，从阀门内退出隔膜和阀杆。
16.
General purpose industrial valves-Flanged steel globe valves and lift check valves
GB/T12235-1989通用阀门法兰连接钢制截止阀和升降式止回阀
17.
The float system includes the float bowl and a float-and-needle valve.
浮子系统包括：浮子室和一个浮子针阀。
18.
Adjustment is provided in the form of a needle-value or restrictor.
流量调节采用针阀或限流器。