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| 数字交换网络帧和复帧同步信号插人功能 (Generation of frame code, Alignment of frames, Zero string suppression, Polar conversion, Alarm processing, Clock recovery, Hunt during reframe, Office signaling 帧码发生，帧定位，连零抑制，码型变告警处理,时钟提取恢复，帧同步,局信令) | |||
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| 西班牙凉菜汤 | |||
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