YY 0450. 1-2003/ISO1 1070: 1998.8.7 芯丝与绕丝连接强度:当按附录H试验时,无安全丝的导丝的芯丝与绕丝在导丝尖端和尾端的连接不应松动。8.8制造...
YY 0459-2003/ISO 5833 : 2002.Implants for surgery- Acrylic resin cements.YY 0459规定了不透射线和可透射线的,主要以聚甲基丙烯酸酯为基础的固化聚合树脂骨...
YD/T 1956-2009.Technical Requirements for Air Interface of 800MHz SCDMA Wideband Radio Access Network System.1范围YD/T 1956规定了800MHz SCDMA宽带无线接入系统的空中接口...
YD/T 1957.1-2009.Technical Requirements for Automatically Switched Optical Network (ASON) Node Part 1: Technical Requirements for SDH-based ASON Node.1范围YD/T 1957.1规定了基于...
YD/T 1958-2009.Technical Requirements for PDH Virtual Concatenation and GFP Mapping.1范围YD/T 1958规定了准同步数字体系(PDH)信号虚级联接口的规范和通用成帧规...
YD/T 1959-2009.Technical Requirements for 2048kbit/s Optical Interface Between Relaying Protection Equipment and Multiplexer.1范围YD/T 1959规定了继电保护设备和复用器之...
YY 0593-2005.Ultrasound transcranial Doppler system.YY 0593规定了超声经颅多普勒血流分析仪的术语和定义、产品分类、要求、试验方法、检验规则以及标...
YY 0305-1998.Hydroxyapatite Bioceramics.1范围YY 0305规定了羟基磷灰石生物陶瓷的技术要求、试验方法、检验规则以及对抽样、标签、包裴、运输和贮...
GA/T 974.12-2011.Codes for the fire information-Part 12 :Category codes for fire products quality inspection/ conformity assessment organizations.1范围GA/T 974.12规定了消防产品...
GA/T 974.10-2011.Codes for the fire information-Part 10 : Category codes for social institute for logistics-support of fire combat.1范围GA/T 974.10规定了灭火救援活动中进行...
