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- 基于训练的准同步数字系列光纤通信系统仿真模型与算法Training-based Simulation Model and Algorithm of Plesiochronous Digital Hierarchy Fiber Communication System
- 同步数字系列(SDH)比传统的准同步数字系列(PDH)具有许多明显的优点。SDH has many advantages compared with traditional PDH.
- 准同步数字序列PDH (Pseudo-Synchronous Digital Hierarchy)
- 数字digital (electronics, etc.)
- 准standard
- 架构infrastructure
- 准同步数字系列PDH
- 不准prohibit
- 准的quasi
- 本地电话网局间中继同步数字系列馆兰传输工程设计规范SHD Optical Fiber Cable Trunk Transmission Project Designing Standard for Local Telephone Network
- 准同步quasi-synchronous
- 同步数字系列SDH
- 基于准同步技术的失真度测量方法研究Research on Measurement of Signal Distortion Based on the Quasi-synchronous Technique
- 同步数字体系synchronous digital hierarchy
- 准同步CDMA及其在卫星移动通信中的应用Research on Quasi-synchronous CDMA and Its Application in Mobile Satellite Communication
- 同步数字序列Synchronous Digital Hierarchy
- 基于参数自适应的准同步采样谐波分析方法Quasi-synchronous Sampling Method of Harmonic Analysis Based on Adaptation of Parameter
- 同步数字处理[计] synchronous digital process
- 准同步窗及其在高精度失真度测量中的应用The Quasi-Synchronous Window and Its Application in the Measurement of Signal Distortion with High Accuracy
- 同步数字系统synchronous digital system
