NEN-EN 196-7-1993 Methods of testing cement Methods of taking and preparing samples of cement《水泥检验方法 水泥样品的采样和制备方法》.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

NBN 90-1950 3125 《轴和带凹槽的轴套》.pdf

NBN 902-1970 8125 《攻丝前预钻孔钻头直径，公制ISO三角螺纹 管牙螺纹》.pdf

NBN 903-01-1971 5625 《大理石镶嵌瓷砖 规格》.pdf

NBN 903-02-1971 2500 《大理石镶嵌瓷砖使用，实施》.pdf

NBN 904-1970 3750 《防爆电器设备 浸在油里的物料》.pdf

NBN 905-1971 1875 《防爆电器设备 通过粉末罐装进行保护》.pdf

NBN 906-1970 6875 《防爆电器设备 螺栓及特殊闭合》.pdf

NBN 908-1970 3750 《防爆电器设备 最高表面温度的分类》.pdf

NBN 909 3750 《焊接压缩空气罐，成套生产》.pdf