TIS 1431-1997 Public information symbols《公共信息符号》.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 C507-2010a Standard Specification for Reinforced Concrete Elliptical Culvert Storm Drain and Sewer Pipe《钢筋混凝土制椭圆形涵管、雨水管和污水管用标准规范》.pdf

ASTM C507-2010b Standard Specification for Reinforced Concrete Elliptical Culvert Storm Drain and Sewer Pipe《钢筋混凝土制拱形涵洞 雨水道和污水管的标准规格》.pdf

ASTM C507-2011 Standard Specification for Reinforced Concrete Elliptical Culvert Storm Drain and Sewer Pipe《钢筋混凝土制椭圆形涵管，雨水管和污水管用标准规格》.pdf

ASTM C507-2012 Standard Specification for Reinforced Concrete Elliptical Culvert Storm Drain and Sewer Pipe《钢筋混凝土制拱形涵洞 雨水道和污水管的标准规格》.pdf

ASTM C507-2012a Standard Specification for Reinforced Concrete Elliptical Culvert Storm Drain and Sewer Pipe《钢筋混凝土制椭圆形涵洞、雨水道和污水管标准规格(公制)》.pdf

ASTM C507-2013 Standard Specification for Reinforced Concrete Elliptical Culvert Storm Drain and Sewer Pipe《钢筋混凝土制椭圆形涵洞、雨水道和污水管标准规格》.pdf

ASTM C507-2013a Standard Specification for Reinforced Concrete Elliptical Culvert Storm Drain and Sewer Pipe《钢筋混凝土制椭圆形涵洞、雨水道和污水管标准规格》.pdf

ASTM C507-2014 Standard Specification for Reinforced Concrete Elliptical Culvert Storm Drain and Sewer Pipe《钢筋混凝土制椭圆形涵洞、雨水道和污水管标准规格》.pdf

ASTM C507-2015 Standard Specification for Reinforced Concrete Elliptical Culvert Storm Drain and Sewer Pipe《钢筋混凝土椭圆荷载涵管 暴雨下水道和下水道管的标准规格》.pdf