DIN EN IEC 61400-50-1 E:2022 风能发电系统 第50-1部分：风测量 气象桅杆、机舱和旋转器安装仪器的应用 (IEC 88/828/CDV:2021) 草案
Draft Document - Wind energy generation systems - Part 50-1: Wind Measurement - Application of Meteorological Mast, Nacelle and Spinner Mounted Instruments (IEC 88/828/CDV:2021); German and English version prEN IEC 61400-50-1:2021