NF P18-622-2-1996 Tests for geometrical properties of aggregates Part 2 determination of particle size distribution Test sieves nominal size of apertures 《集料几何特性试验 第2部分 粒度分布测定 筛分振.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

NF C44-470-2-2007 Electricity metering equipment (a c ) - Part 2 particular requirements - Electromechanical meters for active energy (class indexes A and B) 《电学计量设备(交流电) 第2部分 特殊要.pdf

NF C44-470-3-2007 Electricity metering equipment (a c ) - Part 3 particular requirements - Static meters for active energy (class indexes A B and C) 《电学计量设备(交流电) 第3部分 特殊要求 有效能量用静态.pdf

NF C45-201-1997 Electrical relays Part 23 contact performance 《电气继电器 第23部分 触点性能》.pdf

NF C45-202-1999 Electromechanical non-specified time all-or-nothing relays Part 5 insulation coordination 《机电不规定时限的有或无继电器 第5部分 绝缘配合》.pdf

NF C45-204-1-1998 Electrical relays Part 21 vibration shock bump and seismic tests on measuring relays and protection equipment Section 1 vibration tests (sinusoidal) 《继电器 第21部分 .pdf

NF C45-204-2-1998 Electrical relays Part 21 vibration shock bump and seismic tests on measuring relays and protection equipment Section 2 shock and bump tests 《继电器 第21部分 测量继电器和保护.pdf

NF C45-204-3-1998 Electrical relays Part 21 vibration shock bump and seismic tests on measuring relays and protection equipment Section 3 seismic tests 《电气继电器 第21部分 量度继电器和保护装置的振动.pdf

NF C45-210-1974 Electrical relays Single input energizing quantity measuring relays with non-specified time or with independent specified time 《电气继电器 无规定时限或自定时限的单输入激励数值测量继电器》.pdf

NF C45-217-2006 Measuring relays and protection equipment - Part 27 product safety requirements 《测量继电器和保护设备 第27部分 产品安全要求》.pdf