片语
pressure relief valve安全阀;[机] 卸压阀
pressure restrict valve限压阀
pressure safety valve压力安全阀
back pressure regulating valve[机]
pressure reducing valve[机] 减压阀,减压活门
pressure adjusting valve调压阀
automatic pressure reducing valve自动减压阀
pressure control valve[自] 压力控制阀
high pressure float valve高压浮球阀
pressure regulating valve调压阀