GY/T 120-1995.4.3控制磁迹记录4.3.1要求a记录的控制磁迹信号 电平应符合所用录象机格式的规定，以保证正确的磁迹跟踪。在通常情况下，磁迹...
GA 173-1998.Lightning protection for computer information systems.1范围GA 173规定了计算机信息系统防雷保安器的定义、技术要求、试验方法、检验规则、标...
GA 166-2006.Burglary resistant safes.1范围GA 166规定了防盜保险箱的分级、技术要求、试验方法、检验规则及标志、包装、运输和贮存。GA 166适用于防...
GA 163-1997.Classification of security products in computer information systems.1范围GA 163规定了计算机信息系统安全专用产品分类原则。GA 163适用于保护计算...
GY/T 118-1995.1主题内容 与适用范围GY/T 118规定了有线电视与有线广播共缆传输系统的术语、传输方式、技术参数、测盘方法、验收规则及系统...
YD/T 1168-2001.The Technical Requirement of User Identify Module (UIM) for 800MHz CDMA Digital Cellular Mobile Telecommunication Network.1范围YD/T 1168规定了R-UIM卡的物理特性...
YD/T 1258.4-2005.The series of indoor optical fibre cables Part 4: Multi-fibre optical cables.1范围YD/T 1258.4规定了室内用多芯光缆(不包含单芯、双芯和光纤带)的...
YD/T 1258.5-2005.The series of indoor optical fibre cables Part 5: Optical fibre ribbon cables.1范围YD/T 1258的YD/T 1258.5规定了室内用光纤带光缆(2 芯及以上光纤带...
YD/T 1377.1-2005.Test Methods of Service and Protocol of Peer to Peer Short Message Interworking between Networks Part 1: Test Methods of Peer to Peer Short Message Interworking bet...
YD/T 1377.2-2005.Testing methods of service and protocol of peer to peer short message interworking between networks Part 2: Testing methods of peer to peer short message interworki...
