“synchronous digital hierarchy，SDH”的概念、定义、翻译、参考文献-科学参考

单词	synchronous digital hierarchy，SDH
释义	synchronous digital hierarchy，SDH Encyclopedia 工学【复用概念】释 synchronous digital hierarchy，SDH同步数字体系基于同步复用技术的数字复用体系。
随便看	intercluster matter intercoagulation inter-coder reliability intercolumnar intercolumniation intercom intercombination intercombination line intercombination transition intercommunicate intercommunication intercommunication system intercommunion intercomparison intercompilation intercondenser interconnected interconnected control interconnected system interconnecting network interconnecting transformer interconnection interconnection and connection in electronic equipment interconnection method of fanqie interconnection network

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