SFS 5285-1987 《新拌混凝土 柔韧性 变形时间（VB-数目）》.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

EN 60512-23-4-2001 en Connectors for Electronic Equipment - Tests and Measurements Part 23-4 Screening and Filtering Tests - Test 23D Transmission Line Reflections in the Time Doma.pdf

EN 60512-23-7-2005 en Connectors for electronic equipment Tests and measurements Part 23-7 Screening and filtering tests Test 23g Effective transfer impedance of connectors《电子设备用连接.pdf

EN 60512-24-1-2012 en Connectors for electronic equipment - Tests and measurements - Part 24-1 Magnetic interference tests - Test 24a Residual magnetism.pdf

EN 60512-25-1-2001 en Connectors for Electronic Equipment - Tests and Measurements Part 25-1 Test 25a - Crosstalk Ratio《电子设备用连接器 试验和测量 第25-1部分 试验25a 串扰比 IEC 60512-25-1 2001》.pdf

EN 60512-25-2-2002 en Connectors for Electronic Equipment - Tests and Measurements Part 25-2 Test 25b Attenuation (Insertion Loss)《电子设备用连接器 试验和测量 第25-2部分 试验25b 衰减(介入损耗)IEC 60512-25.pdf

EN 60512-25-3-2001 en Connectors for Electronic Equipment - Tests and Measurement Part 25-3 Test 25c - Rise Time Degradation《电子设备用连接器 试验和测量 第25-3部分 试验25c 上升时间梯度 IEC 60512-25-3-2001.pdf

EN 60512-25-4-2001 en Connectors for Electronic Equipment - Tests and Measurements Part 25-4 Test 25d - Propagation Delay《电子设备用连接器 试验和测量 第25-4部分 试验25d 传输延迟 IEC 60512-25-4-2001》.pdf

EN 60512-25-5-2004 en Connectors for electronic equipment Tests and measurements Part 25-5 Test 25e Return loss《电子设备用连接器 试验和测量 第25-5部分 试验25e 回波损耗 IEC 60512-25-5-2004》.pdf

EN 60512-25-6-2004 en Connectors for electronic equipment - Tests and measurements Part 25-6 Test 25f Eye pattern and jitter《电子设备用连接器 试验和测量 第25-6部分 试验25f 眼图和抖动 IEC 60512-25-6-2004》.pdf