Tube Fitting Valve 管件阀门
pin-index valve fitting 插针式气阀装备
Metal Valve & fitting 金属阀门及配件
fitting and valve 管件与阀门
valve-fitting tool 阀门安装器
The Valve Fitting 阀门管件
Bronze Valve & Fitting 青铜阀门及配件
valve & pipe fitting store 阀门水暖商店
Tube, Tube fitting valve, Regulator, Gage.
管件，管件阀门，调节器，计量器；
Fitting valve position feedback on manual valves now also becomes a more attractive option with the size and cost of the open solution.
现在由于开放式解决方案的尺寸和成本的优势，在手动阀上装配位置反馈也变得更有吸引力。
Rapid closing of the valve is accomplished fitting a heavy spring.
安装一根粗弹簧就可以达到迅速关闭阀门的目的。
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