ITU-R RAPPORT BS 1059-1 FRENCH-1990 Characteristics of single-sideband systems in HF broadcasting《单边带系统在高频(HF)广播中的特性》.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

EN 2116-2009 en Aerospace series - Aluminium alloy 2017A-T42 - Wire for solid rivets - D less than or equal to 10 mm《航空航天系列 铝合金2017A-T42 实心铆钉用线材 D≤10 mm》.pdf

EN 2117-2009 en Aerospace series - Aluminium alloy AL-P5056A (5056A)-H32 - Wire for solid rivets - D less than or equal to 10 mm《航空航天系列 铝合金AL-P5056A(5056A)-H32 实心铆钉用线材 D 10 mm》.pdf

EN 212-2003 en Wood preservatives General guidance on sampling and preparation for analysis of wood preservatives and treated timber《木材防腐剂 木材防腐剂及处理过的木材分析用抽样和制备的通用指南》.pdf

EN 2122-1996 en Aerospace Series - Washers Flat in Aluminium Alloy Anodized or Chromated《航空航天系列 阳极化和铬酸盐处理的扁平铝合金垫圈》.pdf

EN 2126-1992 en Aluminium Alloy AL-P7075-T651 Plates 6 mm Less Than a Less Than or Equal to 80 mm《航空航天系列 AL-P7075-T651 6mm≤a≤80mm板材》.pdf

EN 2127-1992 en Aluminium Alloy AL-P7075-T73511 Extruded Bars and Sections a or D Less Than or Equal to 100 mm《航空航天系列 AL-P7075-T7351 a D≤100mm挤压棒和型材》.pdf

EN 2128-1992 en Aluminium Alloy AL-P7075-T7351 Drawn Bars 6 mm Less Than or Equal to a or D Less Than or Equal to 75 mm《航空航天系列 AL-P7075-T7351 6mm≤a D≤75mm冷拉棒材》.pdf

EN 2130-2001 en Aerospace Series - Bearings Precision Ball in Corrosion Resisting Steel for Instruments and Equipment - Technical Specification《航空航天系列 仪器和设备用防腐蚀钢制的轴承和精密滚珠 技术规范》.pdf

EN 2131-2001 en Aerospace Series - Plates in Alumimium Alloys - Thickness 6 mm Less Than a Less Than or Equal to 160 mm - Dimensions《航空航天系列 铝合金板材 厚度 6 mm≤a≤160 mm 尺寸》.pdf