比例压力阀
proportional pressure valve
比例溢流阀
proportional relief valve
Proportional pilot valve
电气比例压力阀
Electro-pneumatic Proportional Pressure Valve
电液比例压力阀
Electro-hydraulic Proportional Pressure Valve
电液比例溢流阀
Electro-hydraulic Proportional Relief Valve
electric-hydraulic proportional relief valve
electronegative proportion spillway valve
electro-hydro proportional over-flooding vale
反比例溢流阀
Inverse-proportional relief valve
数字比例溢流阀
digital proportional relief valve
液压溢流压力
hydraulic relief pressure
比例压力支持
proportional pressure support
压力比例调节阀
pressure ratio regulating valve
压力比例混合流程
Pressured proportional mixing flowsheet
压力比例控制
Proportional pressure control
液压比例阀
hydraulic proportion valve
泵断流阀压力
pump cutoff valve pressure
泵溢流压力检验
pump relief pressure check
差压溢流阀
differential relief valve