
ELECTRIC AND OPTICAL FIBRE CABLES - TEST METHODS FOR NON-METALLIC MATERIALS - PART 502: MECHANICAL TESTS - SHRINKAGE TEST FOR INSULATIONS (IEC 60811-502:2012)
出版:European Committee for Standards - Electrical

專家解讀視頻
ELECTRIC AND OPTICAL FIBRE CABLES - TEST METHODS FOR NON-METALLIC MATERIALS - PART 502: MECHANICAL TESTS - SHRINKAGE TEST FOR INSULATIONS (IEC 60811-502:2012)
出版:European Committee for Standards - Electrical
專家解讀視頻