NBN C 63-412-1977 6875 《低压工业设备 用于特殊备用开关的限度和特有数目的标记》.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 N 12 SPANISH-1988 MEASUREMENTS TO BE MADE DURING THE LINE - UP PERIOD THAT PRECEDES A SOUND - PROGRAMME TRANSMISSION《声音节目传输前调测阶段的测量》.pdf

ITU-T N 12-1988 MEASUREMENTS TO BE MADE DURING THE LINE - UP PERIOD THAT PRECEDES A SOUND - PROGRAMME TRANSMISSION《测量过程中排成直线时期前的声音程序传输 维护国际声音程序和电视传输电路(研究组IV)》.pdf

ITU-T N 13 FRENCH-1988 MEASUREMENTS TO BE MADE BY THE BROADCASTING ORGANIZATIONS DURING THE PREPARATORY PERIOD《广播组织在准备期内获得的测量值》.pdf

ITU-T N 13 SPANISH-1988 MEASUREMENTS TO BE MADE BY THE BROADCASTING ORGANIZATIONS DURING THE PREPARATORY PERIOD《广播组织在准备期内获得的测量值》.pdf

ITU-T N 13-1988 MEASUREMENTS TO BE MADE BY THE BROADCASTING ORGANIZATIONS DURING THE PREPARATORY PERIOD《测量仍需由广播组织在筹备期-维护国际声音节目和电视传输电第4研究组 共3页》.pdf

ITU-T N 15 FRENCH-1988 MAXIMUM PERMISSIBLE POWER DURING AN INTERNATIONAL SOUND-PROGRAMME TRANSMISSION《在国际播音节目传输中的最大允许功率》.pdf

ITU-T N 15 SPANISH-1988 MAXIMUM PERMISSIBLE POWER DURING AN INTERNATIONAL SOUND-PROGRAMME TRANSMISSION《在国际播音节目传输中的最大允许功率》.pdf

ITU-T N 15-1988 MAXIMUM PERMISSIBLE POWER DURING AN INTERNATIONAL SOUND-PROGRAMME TRANSMISSION《最高许可权 在国际声音节目和电视传输电路的国际声节目传输-维护的第4研究组 共2页》.pdf

ITU-T N 16 FRENCH-1988 IDENTIFICATION SIGNAL《识别信号》.pdf