YD/T 2868-2015.Testing methods of passive antennas in mobile communication system.1范围YD/T 2868规定了移动通信系统无源天线的测试场地及环境的要求、辐射参数...
YD/T 2867-2015.Mutiple bands base station passive antennas specifications for mobile communication.1范围YD/T 2867规定了移动通信系统多频段基站无源天线(以下简称“...
YD/T 2866-2015.Indoor distributed passive antenna for mobile communication system.1范围YD/T 2866规定了移动通信系统室内分布无源天线(以下简称“天线”)的技术...
YD/T 2865-2015.Test method of LTE/TD-SCDMA/WCDMA/GSM(GPRS) multimode dual-(U)SIM multi-standby digital user equipment.1范围YD/T 2865规定了LTE/TD SCDMA/WCDMA/GSM(GPRS)多模双卡...
SN/T 3799-2014.Determination of potassium and sodium in coke ash-Atomic absorption spectrometry.1范围SN/T 3799规定了使用原子吸收分光光度计测定焦炭灰中钾钠含量...
SN/T 3798-2014.Determination of asbestos in building and automobile materials-Polarized light microscope.1范围SN/T 3798规定了建筑和汽车材料中温石棉、铁石棉、青石...
YD/T 2864-2015.Technical requirement of LTE/TD-SCDMA/WCDMA/GSM(GPRS)multimode dual-(U)SIM multi-standby digital user equipment.1范围YD/T 2864规定了LTE/TD SCDMA/WCDMA/GSM(GPRS)多...
YD/T 2863-2015.Test method of multimode dual-SIM dual-standby user equipment of LTE/WCDMA/GSM (GPRS).1范围YD/T 2863规定了LTE/WCDMA/GSM (GPRS)多模双卡双待终端基本业务和...
YD/T 2862-2015.Technical requirements for multimode dual-SIM dual-standby user equipment of LTENCDMAGSM (GPRS).1范围YD/T 2862规定了LTE/WCDMA/GSM(GPRS)多模双卡双待终端设备...
YD/T 2861-2015.Technical requirements and test methods for multimode dual-SIM multi-standby user equipment of LTE/CDMA/GSM (GPRS).1范围YD/T 2861规定了LTE/CDMA/GSM(GPRS)多模双卡...
