NF C42-106-1990 Direct acting indicating analogue electrical measuring instruments and their accessories Part 7 special requirements for multi-function instruments 《直接作用的指示用模拟电气测量.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

BS 6200-3 28 3-1995 Sampling and analysis of iron steel and other ferrous metals - Methods of analysis - Determination of sulphur - Steel and iron spectrophotometric method《铁、钢和其他黑.pdf

BS 6200-3 29 1-1986 Sampling and analysis of iron steel and other ferrous metals - Methods of analysis - Determination of tantalum - Steel spectrophotometric method《铁、钢和其他铁金属的抽样和分析.pdf

BS 6200-3 31 1-1992 Sampling and analysis of iron steel and other ferrous metals - Methods of analysis - Determination of tin - Steel and cast iron volumetric method《铁、钢和其他黑色金属抽样和分.pdf

BS 6200-3 31 2-1992 Sampling and analysis of iron steel and other ferrous metals - Methods of analysis - Determination of tin - Ferrotungsten and tungsten metal volumetric method《铁.pdf

BS 6200-3 31 3-2002 Sampling and analysis of iron steel and other ferrous metals - Methods of analysis - Determination of tin - Flame atomic absorption spectrometric method (extrac.pdf

BS 6200-3 32 4-1985 Sampling and analysis of iron steel and other ferrous metals - Methods of analysis - Determination of titanium - Ferrotitanium volumetric method《铁、钢和其他黑色金属抽样与分析.pdf

BS 6200-3 33 1-1992 Sampling and analysis of iron steel and other ferrous metals - Methods of analysis - Determination of tungsten - Steel gravimetric method《铁、钢和其他黑色金属抽样和分析 第3部分 分.pdf

BS 6200-3 33 2-1992 Sampling and analysis of iron steel and other ferrous metals - Methods of analysis - Determination of tungsten - Steel spectrophotometric method《铁、钢和其他黑色金属抽样和分析.pdf

BS 6200-3 33 3-1985 Sampling and analysis of iron steel and other ferrous metals - Methods of analysis - Determination of tungsten - Ferrotungsten gravimetric method《铁、钢和其他黑色金属抽样与分.pdf