流量转向阀是这套设备装置中另一个关键组成部分。
The flow diversion valve is another critical component of the system.
带远程控制装置的两阶段减压阀。
Two-stage pressure relief valve with provision for remote control.
通过实际应用，认为该装置达到了设计要求，满足了业主对安全阀回座压力校验的要求。
The equipment accords with the requirement of design and user of safety valve in practice.
使用液控单向阀的安全装置，保证安全；
Use security device of hydraulic control valve to ensure the safety.
液压安全阀等多重保险装置。
Multiple safeties such as the hydraulic relief valve, etc...
探讨了新型射流式井下增压装置的射流元件、组合阀、增压缸体和外缸体等关键部件的设计问题。
The design method of the key components of new jet type down-hole supercharger is analyzed.
探讨了新型射流式井下增压装置的射流元件、组合阀、增压缸体和外缸体等关键部件的设计问题。
The design method of the key components of new jet type down-hole supercharger is analyzed.
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