SIS SS-IEC 129-1990 High-voltage switchgear and controlgear A C disconnectors and earthing switches for voltages above 1 kV《高压开关设备和控制设备 电压高于1千伏的交流电断路器和接地开关》.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 12915-2-2009 en Products used for the treatment of water intended for human consumption - Granular activated carbon - Part 2 Reactivated granular activated carbon《人类生活用水处理用产品 颗粒.pdf

EN 12916-2016 en Petroleum products - Determination of aromatic hydrocarbon types in middle distillates - High performance liquid chromatography method with refractive index detect.pdf

EN 12918-1999 en Water Quality - Determination of Parathion Parathion-Methyl and Some Other Organophosphorus Compounds in Water by Dichloromethane Extraction and Gas Chromatographi.pdf

EN 12920-2006 en Characterization of waste - Methodology for the determination of the leaching behaviour of waste under specified conditions (Incorporates Amendment A1 2008)《废弃物特性 .pdf

EN 12921-1-2005 en Machines for surface cleaning and pre-treatment of industrial items using liquids or vapours - Part 1 Common safety requirements (Incorporates Amendment A1 2010).pdf

EN 12921-2-2005 en Machines for surface cleaning and pre-treatment of industrial items using liquids or vapours - Part 2 Safety of machines using water based cleaning liquids (Inco.pdf

EN 12921-3-2005 en Machines for surface cleaning and pre-treatment of industrial items using liquids or vapours - Part 3 Safety of machines using flammable cleaning liquids (Incorp.pdf

EN 12921-4-2005 en Machines for surface cleaning and pretreatment of industrial items using liquids and vapours - Part 4 Safety of machines using halogenated solvents (Incorporates.pdf

EN 12923-1-2006 en Advanced Technical Ceramics - Monolithic Ceramics - Part 1 General Practice for Undertaking Corrosion Tests《高级工业陶瓷 整体陶瓷 第1部分 腐蚀试验通用实施规范》.pdf