DIN EN 61753-031-2:2015-07
Действует
Fibre optic interconnecting devices and passive components - Performance standard - Part 031-2: Non-connectorized single-mode 1×N and 2×N non-wavelength-selective branching devices for Category C - Controlled environment (IEC 61753-031-2:2014); German version EN 61753-031-2:2014
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