NEN 5656-1972 Rubber building seals (black) Test requirements《橡胶建筑密封件（黑色） 试验要求》.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

河北专版2018年中考化学复习第16课时燃烧燃料能源课件201901111112.ppt

河北专版2018年中考化学复习第17课时化学与环境降有机合成材料课件201901111111.ppt

河北专版2018年中考化学复习第18课时常用仪器及实验基本操作课件201901111110.ppt

河北专版2018年中考化学复习第19课时常见气体的制备与净化课件201901111109.ppt

河北专版2018年中考化学复习第1课时空气氧气课件201901111108.ppt

河北专版2018年中考化学复习第20课时物质的检验鉴别与分离课件201901111107.ppt

河北专版2018年中考化学复习第21课时实验设计与评价课件201901111106.ppt

河北专版2018年中考化学复习第2课时自然界的水课件201901111105.ppt

河北专版2018年中考化学复习第3课时溶液的形成溶液的分类课件201901111104.ppt