Draft Document - Directly heated negative temperature coefficient thermistors - Part 1: Generic specification (IEC 40/2892/CDV:2021); German and English version prEN IEC 60539-1:2021
文件草案.直接加热负温度系数热敏电阻器.第1部分:总规范(IEC 40/2892/CDV:2021);德文和英文版本prEN IEC 60539-1:2021