NF Z82-046-1-1998 Integrated Services Digital Network (ISDN) Primary rate access Safety and protection Part 1 general 《综合服务数字网络(ISDN) 一次群速率接入 安全性和防护 第1部分 总则》.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 E802-1995(2005) Standard Reference Radiographs for Gray Iron Castings Up to 4 1 2 in (114 mm) in Thickness《厚度4 1 2英寸(114mm)的灰口铸铁件用基准射线照相》.pdf

ASTM E802-1995(2010) 0000 Standard Reference Radiographs for Gray Iron Castings Up to 4 1 2 in (114 mm) in Thickness《厚度4 5 in (114 mm)灰口铸铁件的标准参考射线照片》.pdf

ASTM E802-2015 red 1052 Standard Reference Radiographs for Gray Iron Castings Up to 412 in (114 mm) in Thickness 《厚度41 2英寸 (114mm) 的灰口铸铁件用基准射线照相》.pdf

ASTM E803-1991(2002) Standard Test Method for Determining the L D Ratio of Neutron Radiography Beams《中子射线照相束长度直径比测定的标准试验方法》.pdf

ASTM E803-1991(2008) 752 Standard Test Method for Determining the L D Ratio of Neutron Radiography Beams《中子射线照相束的长度直径比的标准测定方法》.pdf

ASTM E803-1991(2013) 1250 Standard Test Method for Determining the L D&8201 Ratio of Neutron Radiography Beams《测定中子射线照相束L D比率的标准试验方法》.pdf

ASTM E803-2017 red 3750 Standard Test Method for Determining the L D&x2009 Ratio of Neutron Radiography Beams《中子射线照相束长度直径比测定的标准试验方法》.pdf

ASTM E805-2006 Standard Practice for Identification of Instrumental Methods of Color or Color-Difference Measurement of Materials《材料的颜色或色差用测量仪器法识别的标准实施规范》.pdf

ASTM E805-2012 red 8125 Standard Practice for Identification of Instrumental Methods of Color or Color-Difference Measurement of Materials 《材料的颜色或色差测量仪器法识别的标准操作规程》.pdf