Direct Computer Control Coordinate Measurement Systems: The Impact Of Programmer Defined Variables On Accuracy And
直接计算机控制坐标测量系统:程序员定义变量对精度和精度的影响
1991-06-01
ITU-R SA.1161
Sharing and coordination criteria for data dissemination and direct data readout systems in the Earth exploration-satellite and meteorological-satellite services using satellites in geostationary orbit
地球探测卫星和使用地球静止轨道卫星的气象卫星服务中数据传播和直接数据读出系统的共享和协调标准
1999-10-26
ETSI EN 302 217-3
Fixed Radio Systems; Characteristics and requirements for point-to-point equipment and antennas; Part 3: Equipment operating in frequency bands where both frequency coordinated or uncoordinated deployment might be applied; Harmonized EN covering Essential requirements of article 3.2 R&TTE Directive
固定无线电系统；点对点设备和天线的特性和要求；第3部分:在可能采用频率协调或非协调部署的频带内运行的设备；包括第3.2条R&TTE指令基本要求的协调欧洲标准