Switching unit is a key part in trunking communication system. It concerns the performance and reliability of system.
交换单元是集群通信系统中的关键部件，它直接关系到系统性能及可靠性。
Switching unit is a key part in trunking communication system. It concerns the performance and reliability of system.
交换单元是集群通信系统中的关键部件，它直接关系到系统性能及可靠性。
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