TCVN 5921-1995 Copper and copper alloys Determination of arsenic Photometric method《铜和铜合金 砷的测定 光度测定法》.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

GB T 28197-2011 测量光源颜色用三刺激值色度计的表征方法.pdf

GB T 28198-2011 窗用动力通风器.pdf

GB T 28199-2011 电热油汀.pdf

GB T 2820.1-2009 往复式内燃机驱动的交流发电机组.第1部分 用途、定额和性能.pdf

GB T 2820.10-2002 往复式内燃机驱动的交流发电机组 第10部分;噪声的测量(包面法).pdf

GB T 2820.11-2012 往复式内燃机驱动的交流发电机组.第11部分：旋转不间断电源.性能要求和试验方法.pdf

GB T 2820.12-2002 往复式内燃机驱动的交流发电机组 第12部分;对安全装置的应急供电.pdf

GB T 2820.2-2009 往复式内燃机驱动的交流发电机组.第2部分 发动机.pdf

GB T 2820.3-2009 往复式内燃机驱动的交流发电机组.第3部分 发电机组用交流发电机.pdf