STAS SR 13155-12-1997 Ores and rare earths concentrates Method for determination of uranium content《矿石和稀土精矿 测定铀含量的方法 》.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

STAS 11200 492-1983 Graphical symbols GRAPHICAL SYMBOL FOR SINGLE SPOT WELDING《图形符号 单点焊接的图形符号 》.pdf

STAS 11200 493-1983 Graphical symbols GRAPHICAL SYMBOL FOR REPEAT SPOT WELDING OR SERIES OR SERIES-SPOT WELDING《图形符号 重复点焊或系列或系列点焊的图形符号 》.pdf

STAS 11200 494-1983 Graphical symbols GRAPHICAL SYMBOL FOR SEAM WELDING WITH INTERRUPTED CURRENT《图形符号 有阻断电流的缝焊图形符号 》.pdf

STAS 11200 495-1983 Graphical symbols GRAPHICAL SYMBOL FOR CONTINOUS SEAM WELDING《图形符号 连续缝焊的图形符号 》.pdf

STAS 11200 496-1983 GRAPHICAL SYMBOL FOR HEAD LOWERING TIME PLUS SQUEEZE TIME (SPOT WELDING PROJECTION WELDING AND SEAM WELDING《前端降温时间加上挤压时间图形符号（电焊，喷射电焊和缝焊） 》.pdf

STAS 11200 497-1983 Graphical symbols GRAPHICAL SYMBOL FOR FOR-WARD PRESSURE OFF TIME (SPOT WELDING PROJECTION WELDING AND SEAM WELDING)《图形符号 向前压力关闭时间（点焊、凸焊和缝焊）的图形符号 》.pdf

STAS 11200 498-1983 Graphical symbols GRAPHICAL SYMBOL FOR HOLD TIME LESS PRESS-DECREASE TI- ME (SPOT WELDING.PROJECTION WELDING AND SEAM WELDING)《图形符号 保持时间减去减压时间的图形符号（点焊，凸焊和缝焊） 》.pdf

STAS 11200 499-1983 Graphical symbols GRAPHICAL SYMBOL FOR CURRENT IMPULSE TIME (SPOT WELDING PROJECTION WELDING AND SEAM WELDING)《图形符号 电流脉冲时间（点焊、凸焊和缝焊）的图形符号 》.pdf

STAS 11200 5-1978 Graphical symbols GRAPHICAL SYMBOL FOR PLUS POSITIVE POLARITY《图形符号 正极性图形符号 》.pdf