DIN EN 61753-121-2:2011-03
Отменен
Fibre optic interconnecting devices and passive components - Performance standards - Part 121-2: Simplex and duplex cords with singlemode fibre and cylindrical ferrule connectors for category C - Controlled environment (IEC 61753-121-2:2010); German version EN 61753-121-2:2010
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