NORVEN 5-5-1965 《螺旋形弹簧和锥体螺旋形弹簧的技术图纸》.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 D 01-001-1978 1250 《中央取暖，通风和空气调节，高压中央取暖器安装的特殊条件，水或蒸汽》.pdf

NBN D 02-001 6875 《使用燃气的独立的交流取暖设备》.pdf

NBN D 04-001 ADD 1-1986 0625 《使用燃气的家用厨房设备》.pdf

NBN D 04-001-1979 0000 《使用燃气的家用厨房设备》.pdf

NBN D 04-002-1992 5625 《用于连接家用气体设备的带机械包头的软管，燃气是一种比空气轻的气体，通过最大压强为200m巴的管道系统传送》.pdf

NBN D 06-001 ADD 1-1985 7500 《中央供暖锅炉 适用于所有锅炉的总体条件》.pdf

NBN D 06-002 8125 《中央取暖，通风和空气调节，带空气燃烧器的燃气式特殊锅炉》.pdf

NBN D 06-002-1985 6875 《中央供热，通风和空气调节 气体燃料专用锅炉，配有大气燃烧器》.pdf

NBN D 06-003 ADD 1-1985 5625 《燃气的吹气喷嘴式中央取暖锅炉》.pdf