NF B49-416-1969 Chemical analysis of refractories Silica materials silico-argillaceous and argillaceous materials Determination of phosphorus 《耐火材料化学分析 硅材料、硅土材料和粘土材料 磷含量测定》.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

EN 61937-11-2010 en Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 - Part 11 MPEG-4 AAC and its extensions in LATM LOAS《数字音频 采用IEC60958的非线.pdf

EN 61937-12-2010 en Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 - Part 12 Non-linear PCM bitstreams according to the DRA formats《数字音频 采.pdf

EN 61937-2-2007 en Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 - Part 2 Burst-info (Incorporates Amendment A1 2011)《数字音频 采用IEC60958的非线性.pdf

EN 61937-3-2009 en Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 - Part 3 Non-linear PCM bitstreams according to the AC-3 and enhanced AC.pdf

EN 61937-4-2003 en Digital audio Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 Part 4 Non-linear PCM bitstreams according to the MPEG audio format《数字音频 采.pdf

EN 61937-5-2006 en Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 Part 5 Non-linear PCM bitstreams according to the DTS (Digital Theater S.pdf

EN 61937-6-2006 en Digital audio C Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 Part 6 Non-linear PCM bitstreams according to the MPEG-2 AAC and MPEG-4 .pdf

EN 61937-7-2005 en Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 Part 7 Non-linear PCM bitstreams according to the ATRAC ATRAC2 3 and ATR.pdf

EN 61937-8-2007 en Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 - Part 8 Non-linear PCM bitstreams according to the Windows Media Audio .pdf