1.
Analyze the relationship between flow, pressure, pressure differential and valve opening of pressure reducing valves.
分析了减压阀的流量、力、力差和阀门开度的关系。
2.
throttle positioner
节气门怠速开度控制阀
3.
Use, detected valves pressure reduction and read out the degrees, can be considered by the flow valves.
使用时，测得阀门压降和读出开度，即可算得通过阀门的流量。
4.
Stand clear of the regulator and valve outlet, while opening the valve.
开启阀门时，躲开调整器和阀门排气口。
5.
Turn the valve stem counterclockwise until the valve is fully open and will not turn any further.
逆时针旋转阀杆直到阀门全开为止，不要旋转过度。
6.
" Face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of valves--Wafer valves"
GB/T15188.2-1994阀门的结构长度对夹连接阀门
7.
"Face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of valves--Buttwelding valves"
GB/T15188.1-1994阀门的结构长度对焊连接阀门
8.
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。
9.
U is potentiometer and used for the open degress meter to indicate the open and close positron of the valve.
为电位器,供控制室内开度表指示阀门的开关位置。
10.
The lower stem is encased in a spring which forces the stem away from the seat when the valve is opened.
下阀杆包裹在一个弹簧内部，当阀门开启时，弹簧迫使阀杆离开阀座。
11.
The end flaps of the elastomeric seat should be flexed downward toward the valve I.D. as the body halves are being separated.
当阀体分开时，弹性阀体阀座的边缘应该朝向阀门内径弯曲。
12.
"Face-to-face, centre-to-face, end-to-end and centre-to end dimensions of valves--Mals screw valves"
GB/T15188.4-1994阀门的结构长度外螺纹连接阀门
13.
" Face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of valves--Female screw valves"
GB/T15188.3-1994阀门的结构长度内螺纹连接阀门
14.
The stem position provides indication that valve is opened or closed.
阀杆的高低能够指示阀门处于开启或关闭状态。
15.
Design of Pneumatic Gauge Head for Valve Body's Taper of Wedged Odd Gate Valve
楔式单闸板阀门阀体锥度气动测头的设计
16.
Open the valve fully to its memory setting and, on a piece of paper, record the valve setting.
将阀门完全开启到它的记忆设置上，在一张纸上，记录阀门设置。
17.
The metal diaphragms act as the seal at the top of the valve. The primary improvement in this generation of valves is the elimination of the spring used to open the valve.
金属横膈膜在阀门的顶部作为密封。这一代阀门的主要的改进是取消了用于开启阀门的弹簧。
18.
Cars began using caps that incorporated two valves.
汽车开始使用装有两个阀门的油箱盖。