ITU-R REPORT 1030-1986 USE OF DIRECTIONAL ANTENNAS IN THE MF BAND ALLOCATED TO THE MARITIME MOBILE SERVICE TO IMPROVE SPECTRUM EFFICIENCY《在中频(MF)以提高频谱效率的海上移动通信业务的定向天线的使用》.pdf

相关资源

IRS 70778-2-2018 Recommendations for determining the carrying capacity and fatigue risks of existing metallic railway bridges.pdf

IRS 70712-2018 Rail defects.pdf

IRS 50596-6-2018 Conditions for coding intermodal loading units in combined transport combined transport lines and wagons.pdf

IRS 50596-5-2018 Transport of road vehicles on wagons-Technical Organisation-Conveyance of semi-trailers with P coding or N coding on recess wagons.pdf

IESNA TM-23-2017 Lighting Control Protocols.pdf

IESNA RP-2-2017 Recommended Practice for Retail Lighting.pdf

ITU-R RAPPORT M 766-2 FRENCH-1990 Feasibility of frequency sharing between the GPS and other services《全球定位系统和其他服务之间的频率共享的可行性》.pdf

ITU-R RAPPORT M 763-3 FRENCH-1990 Signal level variation due to multipath effects and blockage by ship-s superstructure in maritime mobile-satellite service lin.pdf

ITU-R RAPPORT M 739-1 FRENCH-1986 Interference due to intermodulation products in the land mobile service between 25 and 100 MHz《由于互调产物在陆地移动服务25和100 MHz之间产生的干扰》.pdf

ITU-R RAPPORT M 319-7 FRENCH-1990 Characteristics of equipment and principles governing the assignment of frequency channels between 25 and 100 MHz for land mob.pdf

猜你喜欢

JB 9650-1999 隔爆型转换开关.pdf

JB 9652-1999 控制用电流互感器.pdf

JB 966-1977 焊接式端直通管接头.pdf

JB 967-1967 直角型附接螺纹管接头.pdf

JB 968-1967 L型附接螺纹管接头.pdf

JB 9680-1999 高压架空线路绝缘地线用盘形悬式瓷绝缘子.pdf

JB 969-1967 T型附接螺纹管接头.pdf

JB 970-1977 焊接式直通管接头.pdf

JB 971-1977 焊接式直角管接头.pdf