MSZ 12959-1962 《圆环横截面的分支管的轻型接片接入》.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

DS 2251-1983 Water quality Determination of aerobic viable count at 21 Centigrades《21℃好氧总活菌计数的测定》.pdf

DS 2256-1983 Water quality Determination of Clostridium perfringens《气荚膜（魏氏）梭菌的测定》.pdf

DS 230-1988 Water quality Nitrate- + nitrite-nitrogen Reduction by Devardas alloy《水质 硝酸盐氮＋亚硝酸盐氮 德瓦达铜铝锌合金还原法》.pdf

DS 2301-1-1987 Graphic symbols Pictograms for informaion of the public Part 1 Prohibitions instructions etc《图形符号 公共信息的象形图 第1部分：禁忌，说明等》.pdf

DS 2336-1987 Solar heating Vocabulary《太阳能供热 词汇表》.pdf

DS 2339-1987 Classification of requirements on manufacturing documents《制造文件的要求分类》.pdf

DS 2349-1990 Plastic pipes Pipes and fittings of PEM and PEH for sewage pipe lines in building and in ground Dimensions and properties《塑料管 建筑物内和地下下水管道PEM和PEH管及管配件 尺寸和特性》.pdf

DS 2350-1990 Plastics pipes Pipes fittings and joints for underground gravity pipelines for transport of rain and drainage water《塑料管 雨水和地面排水地下管道管，管配件和管接头》.pdf

DS 2354-1990 Micrometers Micrometer caliper heads depth micrometer terms definitions and technical testing《测量设备 测微计 千分卡头，深度规 术语，定义和技术试验》.pdf