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

单词	synchronous digital hierarchy
释义	synchronous digital hierarchy Computer 网络与数据通信协议体系与组成结构释文 synchronous digital hierarchy, SDH同步数字体系
随便看	phase equilibrium conditions of multi-element and multi-phase system phase equilibrium curve phase equilibrium diagram phase equilibrium method phase error phase factor phase feeding of layers phase-field equations phase field method phase field simulation phase flow phase flow rate phase fluctuation phase fraction meter phase-frequency characteristics phase frequency response phase function phase grating phase hologram phase identification phase II clinical trial phase III clinical trial phase instability phase integral phase-integral method

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