JUS N R7 034-1987 Printed circuits Thin epoxide woven glass fabric cooper-clad laminated sheet of defined flammability oruse i-n the multilayerprinted boards Specifications《印制电路 规定.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 U 23 FRENCH-1988 USE OF RADIOTELEGRAPH CIRCUITS WITH ARQ EQUIPMENT FOR FULLY AUTOMATIC TELEX CALLS CHARGED ON THE BASIS OF ELAPSED TIME《用于全自动按时收费电报呼叫且具有无线电电报电路及自动请求重发设备的电报线路》.pdf

ITU-T U 23 SPANISH-1988 USE OF RADIOTELEGRAPH CIRCUITS WITH ARQ EQUIPMENT FOR FULLY AUTOMATIC TELEX CALLS CHARGED ON THE BASIS OF ELAPSED TIME《用于全自动按时收费电报呼叫且具有无线电电报电路及自动请求重发设备的电报线路.pdf

ITU-T U 23-1988 USE OF RADIOTELEGRAPH CIRCUITS WITH ARQ EQUIPMENT FOR FULLY AUTOMATIC TELEX CALLS CHARGED ON THE BASIS OF ELAPSED TIME《在使用具有ARQ设备的无线电报电路上全自动用户电报呼叫的按时计费》.pdf

ITU-T U 24 FRENCH-1988 REQUIREMENTS FOR TELEX AND GENTEX OPERATION TO BE MET BY SYNCHRONOUS MULTIPLEX EQUIPMENT DESCRIBED IN RECOMMENDATION R 44《符合推荐性规范R 44中同步多路复用设备的电传和自通电报操作要求》.pdf

ITU-T U 24 SPANISH-1988 REQUIREMENTS FOR TELEX AND GENTEX OPERATION TO BE MET BY SYNCHRONOUS MULTIPLEX EQUIPMENT DESCRIBED IN RECOMMENDATION R 44《符合推荐性规范R 44中同步多路复用设备的电传和自通电报操作要求》.pdf

ITU-T U 24-1988 REQUIREMENTS FOR TELEX AND GENTEX OPERATION TO BE MET BY SYNCHRONOUS MULTIPLEX EQUIPMENT DESCRIBED IN RECOMMENDATION R 44《建议R 44所述同步复用设备应满足的对于用户电报和电路交换公众电报的操作要求》.pdf

ITU-T U 25 FRENCH-1988 REQUIREMENTS FOR TELEX AND GENTEX OPERATION TO BE MET BY CODE - AND SPEED-DEPENDENT TDM SYSTEMS CONFORMING TO RECOMMENDATION R 101《符合推荐性规范R 101的码速相关的国际时分复用(T.pdf

ITU-T U 25 SPANISH-1988 REQUIREMENTS FOR TELEX AND GENTEX OPERATION TO BE MET BY CODE - AND SPEED-DEPENDENT TDM SYSTEMS CONFORMING TO RECOMMENDATION R 101《符合推荐性规范R 101的码速相关的国际时分复用(.pdf

ITU-T U 25-1988 REQUIREMENTS FOR TELEX AND GENTEX OPERATION TO BE MET BY CODE - AND SPEED-DEPENDENT TDM SYSTEMS CONFORMING TO RECOMMENDATION R 101《符合建议R 101的码速相关的国际时分复用(TDM)系统应满足的对.pdf