1.
exhaust by-pass valve control wire switch
排气旁通阀控制线转环
2.
piloted hydraulic system
导阀控制的液压系统
3.
This is a gate valve (check valve, butterfly valve, cut-off valve, magnetic valve, remote valve, relief valve, throttle valve, cock).
这是一个闸阀（止回阀、蝶阀、切断阀、电磁阀、遥控阀、安全阀、节流阀、旋塞）。
4.
pressure-gradient control valve
压差控制阀（优先阀）
5.
pressure controlled valve
压力调节阀压力控制阀
6.
Control valves and valve general, the executing agency.
控制阀一般由执行机构和阀门组成。
7.
exhaust manifold heat control valve
排气歧管热量控制阀
8.
subsurface controlled subsurface safety valve
井下控制井下安全阀
9.
surface controlled subsurface safety valve
地面控制井下安全阀
10.
cam throttle control
节流阀凸轮控制机构
11.
cam controlled automatic by-pass valve
凸轮控制自动旁通阀
12.
astern selecting pilot air valve
倒车选择控制空气阀
13.
marine hydraulic control balance valve
船用液压控制平衡阀
14.
steering control valve pressure loss characteristic
转向控制阀压力降特性
15.
ball type surface controlled safety valve
地面控制的球型安全阀
16.
A valve governing fuel intake.
控制汽油消耗的阀门
17.
hydraulic remote control of cargo valve
货油阀液压遥控装置
18.
antidetonation electric control pneumatic switch ball valve
防爆电控气动开关球阀