CSN 42 6950-1985 Thin-walled open steel sections - L non-isosceles Dimensions《钢薄壁部分有L形剖面 尺寸》.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

TB T 2859-1997 JT1型通用式机车信号设备.pdf

TB T 2860-1997 ZK3-A型电空转辙机.pdf

TB T 2860.2-2011 电空转辙机.第2部分：ZK4型转辙机.pdf

TB T 2865-1997 铁路升降式投光灯塔技术条件.pdf

TB T 2875-1998 滑动轴承.几何特性和材料质量特性的质量控制技术和检验.pdf

TB T 2876-1998 滑动轴承.薄壁轴瓦和薄壁筒形轴承的壁厚测量.pdf

TB T 2879.1-1998 铁路机车车辆.涂料及涂装.第1部分：涂料供货技术条件.pdf

TB T 2879.2-1998 铁路机车车辆.涂料及涂装.第2部分：涂料检验方法.pdf

TB T 2879.3-1998 铁路机车车辆.涂料及涂装.第3部分：金属和非金属材料表面处理技术条件.pdf