1.
Marketing Plan of DMC Company in China Natural Gas Industry;
DMC中国公司高级孔板阀市场营销策划
2.
Experimental Study on the Hydrodynamic Performance and Mass Transfer Efficiency of Gradient Ringent Trapezoidal Valve Tray;
斜孔梯形浮阀的塔板流体力学及传质性能实验研究
3.
Application of Slant Hole- Float Valve Combination Tray in Capacity Expansion Revamping of Pangang's Coal Tar Distillation System;
斜孔—浮阀复合塔板在攀钢焦油蒸馏系统扩能改造中的应用
4.
The stem has a slightly smaller diameter than the valve bore.
阀杆的直径略小于阀体孔的直径。
5.
Simple air metering orifices coupled to the unique balancing regulator provide accurate control of the air-fuel( gas or oil).
简便的空气计量孔板装配在平衡阀的接口上来实现空气-燃气，空气-油的精准控制。
6.
Its role to regulating valves and flow-combination hole equivalent to the slip road to the flow distribution requirements.
其作用相当于调节阀和等效孔板流量仪的组合，使各个支路的流量分配达到要求。
7.
3 The valve body and disc of valve shall be made of ductile cast iron.
阀门的阀体、阀板制造材料应该是球墨铸铁。
8.
The valve shown has a pilot and a bleed orifice.
该阀具有控制孔和流出孔。
9.
The large holes on the left and right represent the inlet and exhausting valve ports respectively.
左右两侧的两个大孔，分别表示进气阀孔和排气阀孔。
10.
bellows sealed gate valve
波纹管密封的闸板阀
11.
dart-valve bailer
带突板球阀的捞砂筒
12.
spiral valve tray
带螺旋叶片的浮阀塔板
13.
Black of the card
盲孔(纹板上无孔的部分)
14.
square-edged orifice
直角铣孔流量计孔板
15.
Nickel plated overlay in stem hole for carbon steel valves to combat severe alkylation conditions.
碳钢阀门采用阀杆孔内镀镍层的阀杆，适用于严酷的烃化应用环境。
16.
Round and square perforation plate screens-Thickness of 3 mm and above
GB/T10613-1989板厚≥3mm的圆孔和方孔筛板
17.
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。
18.
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