NF Z82-085-1992 Integrated Services Digital Network (ISDN) 3 1 kHz telephony teleservice Attachment requirements for handset terminals 《综合服务数字网络(ISDN) 3 1kHz电话长途业务 手持送受话器终端的附件要求》.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

GB T 3956-2008 电缆的导体.pdf

GB T 397-2009 炼焦用煤技术条件.pdf

GB T 3971.3-1983 电话自动交换网多频记发器信号技术指标测试方法.pdf

GB T 3972-1992 纵横制电话交换机继电器.pdf

GB T 3973-1992 纵横接线器.pdf

GB T 3974-1983 大容量长距离模拟微波通信干线电话传输干扰容限.pdf

GB T 3976-2002 学校课桌椅功能尺寸.pdf

GB T 3976-2014 学校课桌椅功能尺寸及技术要求.pdf

GB T 3977-1997 颜色的表示方法.doc