NBN-EN 140 A1-1992 8750 Respiratory protective devices- Half masks and quarter masks- Requirements testing marking (Amendment 1 1992)《呼吸防护装置 半遮面罩和四分之一面罩要求，试验，标记（补充件 1：1992）》.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 C910-2006(2011) Standard Test Method for Bond and Cohesion of One-Part Elastomeric Solvent Release-Type Sealants《单一成份弹性溶剂释放型密封胶的粘结力及粘聚力的标准试验方法》.pdf

ASTM C910-2016 Standard Test Method for Bond and Cohesion of One-Part Elastomeric Solvent Release-Type Sealants《单一组份的弹性溶剂释放型密封料的粘结性和凝聚力的标准试验方法》.pdf

ASTM C911-2006 Standard Specification for Quicklime Hydrated Lime and Limestone for Selected Chemical and Industrial Uses《选定化学品和工业用生石灰、熟石灰和石灰石的标准规范》.pdf

ASTM C911-2006(2011) Standard Specification for Quicklime Hydrated Lime and Limestone for Selected Chemical and Industrial Uses《选定化学品和工业用生石灰 熟石灰和石灰石的标准规格》.pdf

ASTM C912-1993(2003) Standard Practice for Designing a Process for Cleaning Technical Glasses《设计玻璃清洗方法的标准实施规程》.pdf

ASTM C912-1993(2008) Standard Practice for Designing a Process for Cleaning Technical Glasses《工程玻璃清洗过程的设计的标准实施规程》.pdf

ASTM C912-1993(2008)e1 Standard Practice for Designing a Process for Cleaning Technical Glasses 《工业用玻璃清洗过程设计的标准实施规程》.pdf

ASTM C912-1993(2013) Standard Practice for Designing a Process for Cleaning Technical Glasses《工业用玻璃清洗过程设计的标准实施规程》.pdf

ASTM C912-2017 Standard Practice for Designing a Process for Cleaning Technical Glasses《工业用玻璃清洗过程设计的标准实施规程》.pdf