1.
Design and Develop of Alloy Valve Seat Insert (VSI) in the Engine of Lead-Free Gasoline;
无铅汽油发动机合金排气阀座圈的设计及研制
2.
Design and Study of Valve Seat Insert Which Used for Automobile Engine of Lead Free Gasoline;
无铅汽油发动机双层排气阀座圈的设计及研制
3.
Research on the Cobalt-free Powder Metallurgy Exhaust Valve Seat Insert of Engine
发动机用粉末冶金排气阀座无钴材料研究
4.
discharging valve
排出阀排气阀排水阀
5.
a safety, exhaust valve
安全阀、 排气阀.
6.
The assembly shall also include two resilient seated isolation valves, four top-mounted resilient seated test cocks and an air gap drain fitting.
这种总成应该包括两个弹性阀座隔离阀，四个顶部安装弹性阀座测试旋塞和一个气隙排放接头。
7.
Reinstall the elbow into the base of the relief valve to hold the Air Gap Drain in place.
将弯头安装在安全阀的底座，将气隙排放装置固定住。
8.
cross-over seat
转换阀座钻屑天然气
9.
Air filtering pressure reducing valve, solenoid valve, valve location feedback device, valve gate locator, quick exhaust valce.
空气过滤器减压阀，电磁阀，阀位反馈装置，阀门定位器,快速排气阀。
10.
exhaust manifold heat control valve
排气歧管热量控制阀
11.
mechanically actuated exhaust valve mechanism
机械式排气阀传动机械
12.
exhaust by-pass valve control wire switch
排气旁通阀控制线转环
13.
The gas-tight seal takes place between the nipple and the valve outlet seat at a very small contact circle where they touch.
不漏气的密封形成在管接口和阀门排气口座之间，在它们接触的一个非常小的接触圆周处。
14.
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。
15.
Seat located above drain; water can't be trapped and sediment can't foul seat.
阀座位于排泄管上方,因此水流顺畅,不容易产生沉淀并堵塞阀座。
16.
Leakage in High-Pressure Pipeline of Main Engine Type 6L60MCE Causes Exhaust Valve to "Knock"
6L60MCE型主机排气阀的敲击现象及排除
17.
Gate and globe( metal to metal) seats cannot provide bubble tight shut-off. Resilient seated butterfly valves are bubble tight by design.
闸阀和截止阀（属与金属连接）阀座不具备不透气关闭的性能。
18.
Elastomeric seat materials are not suitable for steam service.
弹性阀座材料不适合于蒸气管道中。