SIS SS-EN 60 439-4-1991 Low-voltage switchgear and controlgear assemblies Part 4 Particular requirements for assemblies for construction sites (ACS)《低压成套开关设备和控制设备组件 第4部分：施工现场的安装特殊.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

QB T 4672-2014 人造革合成革试验方法 耐黄变的测定.pdf

QB T 4673-2014 摩托车鞍座用聚氯乙烯人造革.pdf

QB T 4674-2014 汽车内饰用聚氨酯束状超细纤维合成革.pdf

QB T 4675-2014 家用制冷器具在维修、报废时 CFC、HFC回收规范.pdf

QB T 4676-2014 蒸发式冷风扇用冷却填料.pdf

QB T 4677-2014 空调器室内外机电源连接线技术要求.pdf

QB T 4678-2014 家用和类似用途制冷器具用电抗器.pdf

QB T 4679-2014 家用和类似用途空调（热泵）热水器.pdf

QB T 4681-2014 房间空气调节器用微通道热交换器.pdf