1.
Three-way valve is used to replace two single-Block, the first valve input system.
三通阀最早是用于代替两台单座阀投入系统使用。
2.
Three-way valve has three entrances and pipes, equivalent to two single-Block valves synthetic one.
三通阀有3个出入口与管道相连，相当于两台单座阀合成一体。
3.
ball check valve
球形止回阀（附有球阀和阀座的阀门,液体只能单方向通过）
4.
safety valve dome
安全阀汽包，安全阀座
5.
All valve seats and seat discs shall be replaceable.
所有阀门阀座和阀座阀瓣应该是可更换的。
6.
valve seater
阀座修整刀具, 阀座(加工)刀具
7.
Essentially balanced single seat minimizes a variation in delivery pressure resulting from a varying inlet pressure.
基本平衡单阀座最大限度减小进口压力变化对输出压力的影响。
8.
Remove the pressed in relief valve seat and seat O-ring.
拆卸压进去的安全阀阀座和阀座O形环。
9.
dual way check valve
双向止回阀（双通单向阀）
10.
cross-over seat
转换阀座钻屑天然气
11.
The check valve and relief valve seats shall be push-in type.
这种止回阀和安全阀阀座应该是推入式的。
12.
Seat discs shall be reversible to extend check valve life.
阀座阀瓣应该是双向的，能够延长止回阀寿命。
13.
Stem – machined stem has a backseat design.
阀杆-经过机加工的阀杆具有后座结构。
14.
The valve's seat is at the opposite end from the handle.
阀门的阀座位于手柄对面的另一端。
15.
Seat Face: Negates need for flange gaskets.
阀座表面:不需要使用阀兰垫圈。
16.
The check valve seats shall be of molded thermoplastic construction.
止回阀阀座应该是模制热塑塑料结构。
17.
Stem– precision machined stem has a backseat design.
(11) 阀杆-精加工阀杆配置后座结构。
18.
Disc is guided by the mating surface of the seat.
可通过所匹配的阀座表面导引阀瓣。