CSN 42 0469-1978 Metallographic evaluation of steel sheets and strips《钢板和钢带的金相评定》.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

大学生创新创业训练计划培 训会.ppt

大学生医疗保险知识宣讲 云南农业大学后勤集团 2018.09.08.ppt

大学生如何利用免费的网络信息资源.ppt

大学生学业规划看到未来,更好把握现在只有把握好现在,.ppt

大学生就业信息获取与信息分析.ppt

大学生就业危机危在何处？.ppt

大学生思想道德修养与法律基础.ppt

大学生活与社会参与.ppt

大学生物理学术竞赛试题讨论.ppt