TCVN 4646-1988 Sintered materials Method for testing impact strength《烧结材料 测试冲击强度的方法》.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-EN 60439-2-1994 0000 Low-voltage switchgear and controlgear assemblies Part 2 Particular requirements for busbar trunking systems (busways)《低压开关设备和控制设备成套装置 第2部分：母线干线系统的特殊要求（母线.pdf

NBN-EN 60439-3-1994 8750 Low-voltage switchgear and controlgear assemblies Part 3 Particular requirements for low-voltage switchgear and controlgear assemblies intended to be instac.pdf

NBN-EN 60439-4-1994 7500 Low-voltage switchgear and controlgear assemblies Part 4 Particular requirements for assemblies for construction sites (ACS)《低压开关和控制设备组件 第4部分：施工现场用组件的特殊要求.pdf

NBN-EN 60447-1994 0625 Man-machine interface (MMI) Actuating principles《人机联系装置（MMI） 起动性能》.pdf

NBN-EN 60465-1993 8750 Specification for unused insulating mineral oils for cables with oil ducts《电缆用带油导管的未使用过的绝缘矿物油规范》.pdf

NBN-EN 60507-1993 5625 Artificial pollution tests on high-voltage insulators to be used on a c systems《交流系统高压绝缘子的人为污染试验》.pdf

NBN-EN 60523-1994 1250 Direct-current potentiometers《直流电位计》.pdf

NBN-EN 60524-1994 6875 Direct-current resistive volt ratio boxes《直流电阻电压比例箱》.pdf

NBN-EN 60551-1993 3750 Determination of transformer and reactor sound levels《变压器和声级反应器的测定》.pdf