组合使用关键词、标准类型、状态与 ICS 分类，快速定位所需国家标准。
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GB/T 15972.48-2026
Specifications for optical fibre test methods—Part 48: Measurement methods and test procedures for transmission characteristics—Polarization mode dispersion
GB/T 12357.4-2026
Multimode optical fibres for telecommunication—Part 4: Sectional specification for category A4 multimode fibres
GB/T 18311.47-2026
Fibre optic interconnecting devices and passive components—Basic test and measurement procedures—Part 3-47: Examinations and measurements—End face geometry of PC/APC spherically polished ferrules using interferometry
GB/T 18310.10-2026
Fiber optic interconnecting devices and passive components—Basic test and measurement procedures—Part 2-10: Tests—Crush and load resistance
GB/T 28504.4-2025
Rare earth doped optical fiber—Part 4: Characteristics of Erbium-doped optical fiber
GB/T 16529.1-2025
Optical cable closures—Part 1：Generic specification
GB/T 46385.2-2025
Optical circuit boards—Part 2: Basic test and measurement procedures—General guidance for definition of measurement conditions for optical characteristics
GB/T 46385.22-2025
Optical circuit boards—Part 2-2：Basic test and measurement procedures—Dimensions measurements
GB/T 46385.1-2025
Optical circuit boards—Part 1: General
GB/T 18901.1-2025
Fibre optic sensors—Part 1：Generic specification
GB/T 46385.21-2025
Optical circuit boards—Part 2-1: Basic test and measurement procedures—Optical attenuation and isolation measurements
GB/T 18310.14-2025
Fibre optic interconnecting devices and passive components—Basic test and measurement procedures—Part 2-14：Tests—High optical power
GB/T 7424.370-2025
Optical fibre cables—Part 3-70: Outdoor cables—Family specification for optical fibre cables for rapid/multiple deployment
GB/T 18310.23-2025
Fibre optic interconnecting devices and passive components—Basic test and measurement procedures—Part 2-23：Tests—Sealing for non-pressurized closures of fibre optic devices
GB/T 46385.24-2025
Optical circuit boards—Part 2-4: Basic test and measurement procedures—Optical transmission test for optical circuit boards without input/output fibres
GB/T 46331-2025
Optical fibre cable for direct surface application
GB/T 7424.3-2025
Optical fibre cables—Part 3：Sectional specification—Outdoor cables
GB/T 43556.3-2025
Maintenance technology of optical fibre and cable line—Part 3: Cable identification by optical sensing technique
GB/T 18898.2-2025
Erbium-doped fiber-amplifier—Part 2: L-band erbium-doped fiber-amplifier
GB/T 46349.1-2025
Fibre optic fixed filters—Part 1: Generic specification