.以下说明哪项不是RBS200的TRI的功能？（）A、时分交换功能（半永久连接功能）。B、A-BIS的接口。C、构成CLC的一部分，传送基站的操作维护信息。D、产生时钟信号，用于整个TG的所有无线设备的同步和时钟。
.以下说明哪项不是RBS200的TRI的功能？（）
- A、时分交换功能（半永久连接功能）。
- B、A-BIS的接口。
- C、构成CLC的一部分，传送基站的操作维护信息。
- D、产生时钟信号，用于整个TG的所有无线设备的同步和时钟。
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