JUS N R1 110-1977 Electronic tubes Measurements ofthe electrical properties Methods ofmeasurement of audio-frequency output power and distortion《电子管 电气特性测量 音频输出功率和失真的测量方法》.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

JIS H8679-2-1999 铝及铝合金阳极氧化镀层点蚀评价方法 第2部分：网格法.pdf

JIS H8680-1-1998 铝和铝合金阳极氧化涂层厚度的试验方法.pdf

JIS H8680-2-1998 铝和铝合金的阳极氧化膜厚度试验方法.涡流电流法.pdf

JIS H8681-1-1999 铝及铝合金阳极氧化涂层的耐蚀性试验方法 第1部分耐碱试验.pdf

JIS H8681-2-1999 铝及铝合金阳极氧化覆层的耐蚀性试验方法.pdf

JIS H8683-1-1999 铝及铝合金阳极氧化涂层密封质量试验方法.第1部分：染料点滴试验方法.pdf

JIS H8683-2-1999 铝及铝合金阳极氧化覆层密封质量试验方法.第2部分：磷铬酸溶液浸入的试验方法.pdf

JIS H8683-3-1999 铝及铝合金阳极氧化覆层密封质量试验方法.第3部分：导纳试验方法.pdf

JIS H8684-1997 英文版 铝和铝合金的阳极氧化覆层变形裂纹的试验方法.pdf