![]() Multi-carrier shared distribution infrastructure for fibre to the home—Part 3: Optical distribution box 光纤到户用多电信业务经营者共用型配线设施 第3部分:光缆分纤箱 |
![]() Technical requirements for access network—10-Gigabit-capable passive optical networks (XG-PON) 接入网技术要求 10Gbit/s无源光网络(XG-PON) |
![]() Determination of certain substances in electrical and electronic products—Part 7-1:Hexavalent chromium—Presence of hexavalent chromium [Cr(VI)] in colourless and coloured corrosion-protected coatings on metals by the colorimetric method 电子电气产品中某些物质的测定 第7-1部分:六价铬 比色法测定金属上无色和有色防腐镀层中的六价铬[Cr(VI)] |
![]() Electrochemical impedance spectroscopy (EIS) on coated and uncoated metallic specimens—Part 3: Processing and analysis of data from dummy cells 涂漆和未涂漆金属试样的电化学阻抗谱(EIS) 第3部分:从模拟电解池获得数据的处理和分析 |
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