定义 中文名称：承压边界 英文名称：pressure boundary 其他名称：压力边界 定义：在运行温度和压力条件下包容反应堆冷却剂的边界。包括压力容器、管道、泵和阀门外壳等承压部件。所有设备和部件都属于核安全1级、抗震1类
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primary circuit pressure boundary 一回路压力边界
integrity monitoring of pressure boundary 承压边界完整性监督
total pressure boundary 总压边界条件
Pressure Boundary Repair 机身增压边界修理
primary pressure boundary 一次压力边界
varying pressure boundary 变压力边界
constant pressure boundary 恒压边界
constant-pressure boundary 定压边界
pressure boundary condition 压力边界条件
The reactor vessel constitutes the main part of pressure boundary of primary coolant.
反应堆压力壳构成了主冷却剂压力边界的主体。
The pressure boundary is secured by a seal-welded body-bonnet joint and a live-loaded packing chamber.
压力界限通过密封-楔板，阀体-阀帽连接和动负载填料腔来保证。
Because of the RCP be in primary circuit pressure boundary, LOCA accidents that may occur due to the seal failure.
主泵为核电厂一回路压力边界，可能由于密封失效发生LOCA事故。
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