NEN EN 4531-201:2016現(xiàn)行
Aerospace Series - Connectors, Optical, Circular, Single And Multipin, Coupled By Triple Start Threades Ring - Flush Contacts - Part 201: Optical Contact For En 4641 Singlemode Cable -55 Degrees C To 125 Degrees C - Product Standard
出版：Nederlands Normalisatie Instituut
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