NEN 2148-1983 Microfilming and photography - Determination of residues of chemicals in developed films《缩微摄影和摄像 已冲洗胶片的化学物残留的测定》.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

GB T 20462.1-2006 汽车用热塑性非增强软管和软管.第1部分; 非燃油用.pdf

GB T 20462.2-2006 汽车用热塑性非增强软管和软管.第2部分;石油基燃油用.pdf

GB T 20463.1-2006 防水用橡胶或塑料涂覆织物.第1部分;聚氯乙烯涂覆织物.pdf

GB T 20463.2-2006 防水用橡胶或塑料涂覆织物.第2部分;防水透湿聚氨酯涂覆织物.pdf

GB T 20465-2006 水土保持术语.pdf

GB T 20466-2006 水中微囊藻毒素的测定.pdf

GB T 20467-2006 软质泡沫聚合材料.模压和挤出海绵胶制品.成品的压缩性能试验.pdf

GB T 20468-2006 临床实验室定量测定室内质量控制指南.pdf

GB T 20469-2006 临床实验室设计总则.pdf