1.
Design and Analysis of Water Seal Check Valve for Recovery System of Converter Gas
转炉煤气回收系统水封逆止阀设计与分析
2.
Remove check valve and valve seal from booster.
从倍力器上卸去逆止阀和阀门密封。
3.
Application of Test Technology with Packer-valve Water-pressing Assembly in Goaf Backfill Project
止水栓塞封隔-阀式压水器组合检测技术的应用
4.
Separation of water and gas is reliable (water vapor enters from bottom of valve by the U general type), remain the state of water sealing in the valve, effectively prevent leakage of steam.
汽水分离可靠（水汽经U型普通从阀底部进入），阀内始终处于水封状态，有效阻止蒸汽泄漏。
5.
Check valves or as a one-way valve. For the hydraulic system to prevent reverse flow of oil flow.
单向阀又称止回阀或逆止阀。用于液压系统中防止油流反向流动。
6.
If it does not drop but there is a small leakage at test cock No.2, then No.1 ball valve has a small leak, but No.1 check valve is tight.
如果水柱没有下降，但是测试旋塞2号有点泄漏，则1号球阀有点泄漏，但是1号止回阀密封紧密。
7.
If it does not drop, but there is slow leakage at test cock No.3, then No.1 ball valve has a small leak, but No.2 check valve is tight.
如果水柱没有下降，但是测试旋塞3号有点泄漏，则1号球阀有点泄漏，但是2号止回阀密封紧密。
8.
sprinkler stop valve
喷水灭火系统截止阀
9.
detector check valve meter
探测器止回阀的水表
10.
Globe pattern stop-check valves can be used in horizontal piperuns with the stem straight up.
截止阀类型的节流止回阀可以用在水平管道上，阀杆垂直向上。
11.
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。
12.
Kit includes: Primary& Secondary checks, seat and two union seals.
组件包括：第一和第二止回阀，阀座和两个管接头密封。
13.
Lift the check valve module straight out taking care not to hit and damage the seating.
笔直地将止回阀模块提起，要注意不要撞击和损坏阀座密封。
14.
The check valves shall be modular and shall seal to the main valve body by the use of an O-ring.
止回阀应该是模块化，并通过一个O形环密封连接到主阀体上。
15.
Cylinder force design of the spherical seal pneumatic globe valve
球面密封气动截止阀用气缸力的技术研究
16.
Check Valve 1;Check Valve 2;Check Valve 3;Screw-down
止回阀 1;止回阀 2;止回阀 3;旋拧阀
17.
Modular check construction featuring nonreversible checks with captured springs for simplified servicing.
模块化止回阀结构特点在于不可逆止回，配置简化维修的复位弹簧。
18.
Water Seal Arrangement for Flare Gas Recovery and Its Improvement;
火炬气回收装置水封阀系统应用分析