NBN-ISO 4869-1-1992 0000 Acoustics - Hearing protectors - Part 1 Subjective method for the measurement of sound attenuation《声学 护听器 第1部分：声衰减测量的主观法》.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

CNAS-GC02-2010 管理体系结合审核应用指南.pdf

CNAS-GC02-2014 管理体系认证结合审核的应用指南.pdf

CNAS-GC11-2006 质量管理体系认证机构认证业务范围管理实施指南.pdf

CNAS-GC11-2011 质量管理体系认证机构认证业务范围能力管理实施指南.pdf

CNAS-GC12-2011 环境管理体系认证机构认证业务范围能力管理实施指南.pdf

CNAS-GC12：2013 环境管理体系认证机构认证业务范围能力管理实施指南.pdf

CNAS-GC13-2011 职业健康安全管理体系认证机构认证业务范围能力管理实施指南.pdf

CNAS-GC18-2010 食品安全管理体系认证机构认证业务范围管理实施指南.pdf

CNAS-GC18：2013 食品安全管理体系认证机构认证业务范围管理实施指南.pdf