TS 2604-1977 Precision Sound Level Heters《精密声音电平计》.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

ASTM D6143-2013 6250 Standard Test Method for Iron Content of Bisphenol A (4 4&prime - Isopropylidenediphenol)《双酚A (4 4-二酚基丙烷) 中铁含量的标准试验方法》.pdf

ASTM D6143-2018 red 0625 Standard Test Method for Iron Content of Bisphenol A (4 4&x2032 - Isopropylidenediphenol).pdf

ASTM D6144-2004 Standard Test Method for Analysis of AMS (alpha-Methylstyrene) by Capillary Gas Chromatography《用毛细管气相色谱法分析AMS(α-甲基苯乙烯)的标准试验方法》.pdf

ASTM D6144-2008 752 Standard Test Method for Analysis of AMS (&x03B1 -Methylstyrene) by Capillary Gas Chromatography《用毛细管气相色谱对AMS(α-甲基苯乙烯)分析的标准试验》.pdf

ASTM D6144-2012 red 6875 Standard Test Method for Analysis of AMS (&alpha -Methylstyrene) by Capillary Gas Chromatography《用毛细管气相色谱法对AMS (α-甲基苯乙烯) 分析的标准试验方法》.pdf

ASTM D6144-2013 1250 Standard Test Method for Analysis of AMS (&alpha -Methylstyrene) by Capillary Gas Chromatography《用毛细管气相色谱法对AMS (α-甲基苯乙烯) 分析的标准试验方法》.pdf

ASTM D6144-2017 red 1250 Standard Test Method for Analysis of AMS (&x3b1 -Methylstyrene) by Capillary Gas Chromatography《采用毛细管气相色谱法分析AMS (α-甲基苯乙烯)的标准试验方法》.pdf

ASTM D6145-1997(2007) Standard Guide for Monitoring Sediment in Watersheds《检测分水界沉积的标准指南》.pdf

ASTM D6145-1997(2012) 0625 Standard Guide for Monitoring Sediment in Watersheds《集水区中沉积物监测标准指南》.pdf