Home / Standards / NB/T 20260-2023 NB/T 20260-2023 Active 压水堆核电厂余热排出系统设计准则 Standard Type NB ICS N/A CCS N/A Status Active Issue Date 2023-12-28 Implementation 2024-06-28 Centralized Committee 国家能源局 Issuing Authority 国家能源局