
Insulators for overhead lines with a nominal voltage above 1000V--Part 1: Ceramic or glass insulator units for a.c.systems--Definitions,test methods and acceptance criteria
标准号:GB/T 1001.1-2003
Insulators for overhead lines with a nominal voltage above 1000V--Part 1: Ceramic or glass insulator units for a.c.systems--Definitions,test methods and acceptance criteria
标准号:GB/T 1001.1-2003