ETSI ETR 204-1995 Public Switched Telephone Network (PSTN) Automatic Sender for Push-Button Multifrequency Signalling (CEPT Recommendation T CS 34-08 E (1985))《公用交换电话网(PSTN) 按钮多频信令_1.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 18158-2008 转马类游艺机通用技术条件.pdf

GB T 18159-2008 滑行车类游艺机通用技术条件.pdf

GB T 18160-2008 陀螺类游艺机通用技术条件.pdf

GB T 18161-2008 飞行塔类游艺机通用技术条件.pdf

GB T 18162-2008 赛车类游艺机通用技术条件.pdf

GB T 18163-2008 自控飞机类游艺机通用技术条件.pdf

GB T 18164-2008 观览车类游艺机通用技术条件.pdf

GB T 18165-2008 小火车类游艺机通用技术条件.pdf

GB T 18166-2008 架空游览车类游艺机通用技术条件.pdf