NB/T 31030-2012.Specifications for engineering geological investigation of wind power projects. 1总则 ...

NB/T 31025-2012.Ring type forgings of wind turbine generator system. 1范围 NB/T 31025规定了风力发电机组塔架法兰、回转支...

NB/T 31024-2012.Hydraulic disc brake for yawing of wind turbine generator systems. 1范围 NB/T 31024规定了...

NB/T 31021-2012.Specification for scientific and technological records filing and arrangement of win...

NB/T 20411-2017.Design regulation for nuclear safety-related struetural embedment. 1范围 NB/T 20411规定了...

NB/T 20311-2014.Design criteria for containment spray system of pressurized water reactor nuclear po...

NB/T 20310-2014.Design requirements for structures of ultimate heat sink for pressurized water react...

NB/T 20309-2014.General design requirements of pressurized water reactor nuclear power plants with a...

NB/T 20303-2014.Design requirements for prestressed concrete containments for pressure water reactor...

NB/T 20296-2014.Maintenance requirement of electrical, instrumentation and control equipment importa...