NF C93-805-2-1-1998 Optical fibre amplifiers Basic specification Part 2-1 test methods for optical power parameters Optical spectrum analyzer 《光纤增强器 基本规范 第2-1部分 光电参数用试验方法 光学频谱分析仪》.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

DIN ISO 5725-5-2002 Accuracy (trueness and precision) of measurement methods and results - Part 5 Alternative methods for the determination of the precision of a standard measureme.pdf

DIN ISO 5725-6-2002 Accuracy (trueness and precision) of measurement methods and results - Part 6 Use in practice of accuracy values (ISO 5725-6 1994 including Technical Corrigendu.pdf

DIN ISO 5742-2006 Pliers and nippers - Nomenclature (ISO 5742 2004)《夹扭钳和剪切钳 术语（ISO 5742 2004）》.pdf

DIN ISO 5743-2006 Pliers and nippers - General technical requirements (ISO 5743 2004) English version of DIN ISO 5743 2006-09《夹扭钳和剪切钳 一般技术要求》.pdf

DIN ISO 5744-2006 Pliers and nippers - Methods of test (ISO 5744 2004) English version of DIN ISO 5744 2006-09《夹扭钳和剪切钳 试验方法》.pdf

DIN ISO 5745-2006 Pliers and nippers - Pliers for gripping and manipulating - Dimensions and test values (ISO 5745 2004) English version of DIN ISO 5745 2006-09《夹扭钳和剪切钳 夹紧和操作用夹扭钳 尺.pdf

DIN ISO 5746-2006 Pliers and nippers - Engineer-s and lineman-s pliers - Dimensions and test values (ISO 5746 2004) English version of DIN ISO 5746 2006-09《夹扭钳和剪切钳 工程技术人员和线路工人用夹扭钳 .pdf

DIN ISO 5748-2006 Pliers and nippers - End cutting nippers - Dimensions and test values (ISO 5748 2004) English version of DIN ISO 5748 2006-09《夹扭钳和剪切钳 端部剪切钳 尺寸和试验值》.pdf

DIN ISO 5749-2006 Pliers and nippers - Diagonal cutting nippers - Dimensions and test values (ISO 5749 2004) English version of DIN ISO 5749 2006-09《夹扭钳和剪切钳 斜剪切钳 尺寸和试验值》.pdf