Narrowband Total Access Communication System?
窄带完全接入通信系统NTACS ？
An apparatus and method for controlling a sleep mode in a wireless access communication system.
一种用于在无线接入通信系统中控制休眠模式的设备和方法。
The communication device has been successfully applied in a prison access control system.
本通信机已成功应用于某监舍门禁控制系统，系统性能得到了明显的改善。
The communication device has been successfully applied in a prison access control system.
本通信机已成功应用于某监舍门禁控制系统，系统性能得到了明显的改善。
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