GB/T 18311.3-2001
ActiveFibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-3:Examinations andmeasurements--Monitoring change in attenuation and in return loss (multiple paths)
纤维光学互连器件和无源器件 基本试验和测量程序 第3-3部分:检查和测量 监测衰减和回波损耗变化(多路)
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