ETSI EN 300 450-2001 Access and Terminals (AT) Ordinary and Special Quality Voice Bandwidth 2-Wire Analogue Leased Lines (A20 and A2S) Terminal Equipment Interface (V1 2 1)《接入和终端(A_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

SY T 5788.1-1993 石油天然气钻井地质.综合录井规程.pdf

SY T 5792-1993 油(气)水井侧钻施工作业规程.pdf

SY T 5810-1993 连续气举采油井设计及施工作业.pdf

SY T 5820-1999 石油大地电磁测探法技术规程.pdf

SY T 5830-1993 火山岩储集层描述方法.pdf

SY T 5842-1993 砂岩油田开发方案编制技术要求开发地质油藏工程部分.pdf

SY T 6393-1999 原油长输管道工程设计节能技术规范.pdf

SY T 6394-1999 油井水泥与外加剂 (外掺料) 干混作业方法.pdf

SY T 6408-1999 钻井和修井井架、底座的维护与使用.pdf