从技术及管理两方面分析了蒸汽系统安全阀泄漏的原因，提出了预防措施。
The leakage reasons of safety valve at steam system are analysed from both technique and management, and the prevention measures are put forward.
核2，3级辅助系统安全阀是核电站----回路辅助系统的超压保护装置。
The safety valve of grade 2 and 3 auxiliary system is the protective device against the overpressure in the auxiliary system of the first loop.
所有水系统安全阀和控制阀都需要也必须进行年度检查。定期检查、检测和清洗能够确保使用寿命最长和产品性能正常。
Annual inspection of all water system safety and control valves is required and necessary. Regular inspection, testing and cleaning assures maximum life and proper product function.
高层建筑消防给水系统安全阀的定压值通常根据系统工作压力按经验法计算，但这种方法仅适用于安全阀设置在消防水泵出口压水管上的情形。
The calculation of constant pressure values for relief valves in the fire suppression systems of high-rise buildings usually is based on the working pressure of pipe systems by experience.
高粘度泵可配安全阀，当泵或管路系统超压时，安全阀门打开，形成内部回流，保证系统安全。
High viscosity pump can match the relief valve, when the pump and piping system overpressure, safety valve is opened, the formation of internal reflux, ensure the safety of the system.
高粘度泵可配安全阀，当泵或管路系统超压时，安全阀门打开，形成内部回流，保证系统安全。
High viscosity pump can match the relief valve, when the pump and piping system overpressure, safety valve is opened, the formation of internal reflux, ensure the safety of the system.
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