
ELECTRIC AND OPTICAL FIBRE CABLES - TEST METHODS FOR NON-METALLIC MATERIALS - PART 508: MECHANICAL TESTS - PRESSURE TEST AT HIGH TEMPERATURE FOR INSULATION AND SHEATHS
出版:Comitato Elettrotecnico Italiano

專家解讀視頻
ELECTRIC AND OPTICAL FIBRE CABLES - TEST METHODS FOR NON-METALLIC MATERIALS - PART 508: MECHANICAL TESTS - PRESSURE TEST AT HIGH TEMPERATURE FOR INSULATION AND SHEATHS
出版:Comitato Elettrotecnico Italiano
專家解讀視頻