UNE 21-819-3-1994 《潜在爆炸性环境的电力材料 内在安全性“e”（官方版本EN 50019 A2：1985）》.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

BS EN 622-3-2004 Fibreboards - Specifications - Requirements for medium boards《纤维板 规范 中等板材的要求》.pdf

BS EN 622-4-2009 Fibreboards - Specifications - Requirements for softboards《纤维板 规范 软质纤维板的要求》.pdf

BS EN 622-5-2009 Fibreboards - Specifications - Requirements for dry process boards (MDF)《纤维板 规范 干燥处理板（MDF）的要求》.pdf

BS EN 623-1-2006 Advanced technical ceramics - Monolithic ceramics - General and textural properties - Part 1 Determination of the presence of defects by dye penetration《高技术陶瓷 单块陶瓷.pdf

BS EN 623-2-1993 Advanced technical ceramics - Monolithic ceramics - General and textural properties - Determination of density and porosity《高技术陶瓷 整体陶瓷 一般和纹理特性 第2部分 密度和孔隙度的测定》.pdf

BS EN 623-4-2004 Advanced technical ceramics - Monolithic ceramics - General and textural properties - Determination of surface roughness《高级工业陶瓷 块体陶瓷 一般和纹理特性 表面粗糙度的测定》.pdf

BS EN 623-5-2009 Advanced technical ceramics - Monolithic ceramics - General and textural properties - Part 5 Determination of phase volume nfraction by evaluation of micrographs《高.pdf

BS EN 624-2011 Specification for dedicated LPG appliances Room sealed LPG space heating equipment for installation in vehicles and boats《专用液化石油气(LPG)器具规格 车辆和小船中安装的房间用密封式液化石油气(LPG)空.pdf

BS EN 625-1996 Gas-fired central heating boilers - Specific requirements for the domestic hot water operation of combination boilers of nominal heat input not exceeding 70 kW《装有常压送.pdf