NF C97-160-4-1994 Magnetic tape sound recording and reproducing systems Part 4 mechanical magnetic tape properties 《磁带录音和放音系统 第4部分 磁带的机械性能》.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 M 460-1988 BRINGING INTERNATIONAL GROUP SUPERGROUP ETC LINKS INTO SERVICE《将国际基群、超群等链路投入业务》.pdf

ITU-T M 470 FRENCH-1988 SETTING UP AND LINING UP ANALOGUE CHANNELS FOR INTERNATIONAL TELECOMMUNICATION SERVICES《为国际电信业务建立和衬砌类比频道》.pdf

ITU-T M 470 SPANISH-1988 SETTING UP AND LINING UP ANALOGUE CHANNELS FOR INTERNATIONAL TELECOMMUNICATION SERVICES《为国际电信业务建立和衬砌类比频道》.pdf

ITU-T M 470-1988 SETTING UP AND LINING UP ANALOGUE CHANNELS FOR INTERNATIONAL TELECOMMUNICATION SERVICES《国际电信服务建立和衬砌模拟通道-一般的维修原则-国际传输系统和电话线路的维护(第4研究组)1页》.pdf

ITU-T M 475 FRENCH-1988 SETTING UP AND LINING UP MIXED ANALOGUE DIGITAL CHANNELS FOR INTERNATIONAL TELECOMMUNICATION SERVICES《为国际电信业务建立和衬砌混合 类比 数字频道 一般维护原则 国际传输系统和电话电路的维护 4号研究组》.pdf

ITU-T M 475 SPANISH-1988 SETTING UP AND LINING UP MIXED ANALOGUE DIGITAL CHANNELS FOR INTERNATIONAL TELECOMMUNICATION SERVICES《为国际电信业务建立和衬砌混合 类比 数字频道 一般维护原则 国际传输系统和电话电路的维护 4号研究组》.pdf

ITU-T M 475-1988 Setting up and Lining up Mixed Analogue Digital Channels for International Telecommunication Services - General Maintenance Principles - Maintenance of Internations (S.pdf

ITU-T M 495 FRENCH-1988 TRANSMISSION RESTORATION AND TRANSMISSION ROUTE DIVERSITY TERMINOLOGY AND GENERAL PRINCIPLES《传输恢复和传输路由的多样性 术语和一般原则 一般的维修原则 维护国际传输系统和电话线路(研究组4)10页》.pdf

ITU-T M 495 SPANISH-1988 TRANSMISSION RESTORATION AND TRANSMISSION ROUTE DIVERSITY TERMINOLOGY AND GENERAL PRINCIPLES《传输恢复和传输路由的多样性 术语和一般原则 一般的维修原则 维护国际传输系统和电话线路(研究组4)10页》.pdf