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日前 ,信息产业部发布了 5项推荐性通信行业标准。标准自发布之日起施行。各标准的名称、编号如下 :一、《通信用开关电源系统监控技术要求和试验方法》 ,编号为ＹＤ/Ｔ110 4- 2 0 0 1;二、《90 0 / 180 0ＭＨｚＴＤＭＡ数据蜂窝移动通信网通用分组无线业务 (ＧＰＲＳ)设备技术
Recently, the Ministry of Information Industry released five recommended communications industry standards. Standard from the date of release. The standard names are as follows: I. Technical Requirements and Test Methods for Monitoring Switching Power Supply System for Communication, No. YD / T110 4- 2 0 0 1; II. "90 0/180 0MHz TDMA Data Cellular Mobile Communication Network General Packet radio service (GPRS) equipment technology