NBN C 71-566-1990 2500 《放电灯的备用仪器，用于环形路线的荧光管状灯和其他放电灯的电容器》.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

ITU-T J 54 SPANISH-1986 TRANSMISSION OF ANALOGUE HIGH-QUALITY SOUND-PROGRAMME SIGNALS ON MIXED ANALOGUE-AND-DIGITAL CIRCUITS USING 384 kbit s CHANNELS《使用384 kibt s信道的在混合模拟数字电路中进行模拟.pdf

ITU-T J 54-1986 Transmission of Analogue High-Quality Sound-Programme Signals on Mixed Analogue-and-Digital Circuits Using 384 kbit s Channels - Television and Sound Transmission《使.pdf

ITU-T J 55 FRENCH-1990 DIGITAL TRANSMISSION OF HIGH-QUALITY SOUND-PROGRAMME SIGNALS ON DISTRIBUTION CIRCUITS USING 480 kbit s (496 kbit s) PER AUDIO CHANNEL《在每个音频信道中使用480 kbit s(49.pdf

ITU-T J 55 SPANISH-1990 DIGITAL TRANSMISSION OF HIGH-QUALITY SOUND-PROGRAMME SIGNALS ON DISTRIBUTION CIRCUITS USING 480 kbit s (496 kbit s) PER AUDIO CHANNEL《在每个音频信道中使用480 kbit s(4.pdf

ITU-T J 55-1990 DIGITAL TRANSMISSION OF HIGH-QUALITY SOUND-PROGRAMME SIGNALS ON DISTRIBUTION CIRCUITS USING 480 kbit s (496 kbit s) PER AUDIO CHANNEL《使用480kbit s(496kbit s)的音频通道在分配.pdf

ITU-T J 57 FRENCH-1990 TRANSMISSION OF DIGITAL STUDIO QUALITY SOUND SIGNALS OVER H1 CHANNELS《数字播音室质量 声音信号传播超过H1频道 电视和声音传播 先前推荐性规范ITU-R CMTT 724 9号研究组》.pdf

ITU-T J 57 NOTE-1996 Telecommunication Standardization Sector of ITU《国际电信同盟(ITU)电信标准化部门》.pdf

ITU-T J 57 SPANISH-1990 Transmission of Digital Studio Quality Sound Signals Over H1 Channels《H1信道上的数字演播室声音信号传输 电视和声音传输 以前的推荐性规范ITU-R CMTT 724 9号研究组》.pdf

ITU-T J 57-1990 Transmission of Digital Studio Quality Sound Signals Over H1 Channels Television and Sound Transmission《在H1通道中进行演播室质量的数字声音信号的传输》.pdf