CNS 3942-1976 Methods for Determination of Ammonia Nitrogen in Polluted and Waste Water《废水污水氨氮检验法》.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

BS EN 60433-1999 Insulators for overhead lines with a nominal voltage above 1 kV - Ceramic insulators with a c systems - Characteristics of insulator units of the long rod type《额定电.pdf

BS EN 60437-1998 Radio interference test on high-voltage insulators《高电压绝缘子无线电干扰试验》.pdf

BS EN 60440-2012 Method of measurement of non-linearity in resistors《电阻器非线性测量方法》.pdf

BS EN 60442-1999 Electric toasters for household and similar purposes Methods for measuring the performance《家用和类似用途电烤箱 性能测量方法》.pdf

BS EN 60444-11-2010 Measurement of quartz crystal unit parameters Standard method for the determination of the load resonance frequency L and the effective load capacitance CLeff ur.pdf

BS EN 60444-2-1993 Measurement of quartz crystal unit parameters - Phase offset method for measurement of motional capacitance of quartz crystal units《石英晶体元件参数的测定 第2部分 用相位偏离法测量石英晶体.pdf

BS EN 60444-3-1993 Measurement of quartz crystal unit parameters - Basic method for the measurement of two-terminal parameters of quartz crystal units up to 200 MHz by phase technil.pdf

BS EN 60444-4-1993 Measurement of quartz crystal unit parameters - Method for the measurement of the load resonance frequency fL load resonance resistance RL and the calculation of .pdf

BS EN 60444-5-1995 Measurement of quartz crystal unit parameters - Methods for the determination of equivalent electrical parameters using automatic network analyzer techniques and.pdf