STAS 11200 182-1978 Graphical symbols GRAPHICAL SYMBOL FOR SOUND AUDIO《图形符号 声音的图形符号，音频 》.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

JB T 20001-2011 注射剂灭菌器.pdf

JB T 20154-2013 药用双管板换热器.pdf

JB T 2626电力系统继电器 继电保护及自动化装置常用电气技术的文字符号.pdf

JB T 2739-2008 工业机械电气图用图形符号.pdf

JB T 2740-2008 工业机械电气设备 电气图、图解和表的绘制.pdf

JB T 4191-1986 电整发器.pdf

JB T 4258-1999 隔爆型接线盒.pdf

JB T 4355-2004 矿井离心通风机技术条件.pdf

JB T 50130-1999 交流高压负荷开关产品质量分等 检查导则（内部使用）.pdf