“optical return loss tester”的概念、定义、翻译、参考文献-科学参考

单词	optical return loss tester
释义	optical return loss tester Encyclopedia 工学光纤应变分布测试仪释 optical return loss tester光回波损耗测试仪通过测试光纤接头，端面或者链路等后向反射光功率与入射光功率，将二者的比值取对数计算得出光回波损耗的仪器。
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