Valve and Valve Seat 气门与气门座
Heat Transfer and Flow Resistance Characteristics 传热与阻力特性
heat-transfer and flow resistance characteristics 传热与阻力特性
automatic pressure and flow control valve 自动压力流量控制阀
axial flow valve 轴流阀
Closed flow valve 流动密闭阀
Constant Flow Valve 恒流阀
control valve flow adjustment 控制阀流量调节
coordinated controller of excitation and valve 发电机协调控制
critical-flow valve 临界流量阀
cross flow valve tray 横流式浮阀塔盘
cylinder and valve for power chuck 动力卡盘用缸及阀
cylinder head and valve mechanism 缸盖和气门机构
digital controlled micro-flow Valve 数字式微小流量阀
Dissepiment and valve 隔膜及活瓣
downhole back flow valve 井下回流阀
excess flow valve 溢流阀
flow valve 机电流量阀; 流量阀; 油井产量调节阀; 配流阀
fuel valve testing stand 喷油器试验台