GB/T 15840-1995
Technical requirement for optical line terminals at 4×139 264 kbit/s 4×139 264 kbit/s 光端机技术要求 |
GB/T 15130.2-1995
Information processing--Data interchange on 90mm flexible disk cartridges using modified frequency modulation recording at15916 ftprad, on 80 tracks on each side--Part 2:Track format 信息处理 数据交换用90 mm改进调频制记录的位密度为15916磁通翻转/弧度、每面80条磁道的软磁盘 第二部分:磁道格式 |
GB/T 15839-1995
Networking specifications for64~1920 kbit/s video-conferencing systems 64~1920 kbit/s会议电视系统进网技术要求 |
GB/T 15845.5-1995
Performance requirements of audiovisual terminals--Video code for audiovisual services at P×64kbit/s 视听用户终端技术要求 P×64kbit/s视听业务的视频编解码器 |
GB/T 15845.1-1995
Performance requirements of audiovisual terminals--Frame structure for a 64 to 1920kbit/s channel in audiovisual teleservices 视听用户终端技术要求 视听用户终端业务中64~1920kbit/s信道的帧结构 |
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