Home / Standards / NB/T 20343-2015 NB/T 20343-2015 Active 压水堆核电厂反应堆压力容器及反应堆冷却剂系统管道和设备保温层设计制造规范 Standard Type NB ICS N/A CCS N/A Status Active Issue Date 2015-04-02 Implementation 2015-09-01 Centralized Committee 能源 Issuing Authority 能源