DIN EN 61755-2-4 (2015-09)现行
Fibre Optic Interconnecting Devices And Passive Components - Connector Optical Interfaces - Part 2-4: Connection Parameters Of Non-dispersion Shifted Single-mode Physically Contacting Fibres - Non-angled For Reference Connection Applications (iec 61755-2-4:2015)
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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