SIS SEN 24 16 51-1968 Telesignal wires and cables PE-insulated PVC-sheathed and metal screened cable Type ELAKY《聚乙烯绝缘远程信号电线和电缆，聚氯乙烯铠装及金属屏蔽电缆 ELAKY型》.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

NF C48-316-1997 Alarm systems Instrusion systems Part 6 power supplies 《报警系统 入侵报警系统 第6部分 电源》.pdf

NF C48-331-1-1997 Alarm systems Intrusion systems Part 1 General requirements 《报警系统 侵入报警系统 第1部分 一般要求》.pdf

NF C48-331-1-2007 Alarm systems - Intrusion and hold-up systems - Part 1 system requirements 《警报系统 侵入和保持报警系统 第1部分 系统要求》.pdf

NF C48-331-2-2-2008 Alarm systems - Intrusion and hold-up systems - Part 2-2 intrusion detectors - Passive infrared detectors 《警报系统 侵入和拦截系统 第2部分 侵入探测器 无源红外线探测器 》.pdf

NF C48-331-2-3-2008 Alarm systems - Intrusion and hold-up systems - Part 2-3 requirements for microwave detectors 《报警系统 侵入和拦截系统 第2-3部分 微波探测器的要求》.pdf

NF C48-331-2-4-2008 Alarm systems - Intrusion and hold-up systems - Part 2-4 requirements for combined passive infrared and microwave detectors 《警报系统 入侵和滞留系统 第2-4部分 组合无源红外和微波探测器的要.pdf

NF C48-331-2-5-2008 Alarm systems - Intrusion and hold-up systems - Part 2-5 requirements for combined passive infrared and ultrasonic detectors 《报警系统 侵入和拦截系统 第2-5部分 组合的无源红外和超声探测器.pdf

NF C48-331-2-6-2008 Alarm systems - Intrusion and hold-up systems - Part 2-6 opening contacts (magnetic) 《报警系统 侵入好惹拦截系统 第2-6部分 开放式(磁性)触点》.pdf

NF C48-331-5-3-2005 Alarm systems - Intrusion systems - Part 5-3 requirements for interconnections equipment using radio frequency techniques 《警报系统 干扰系统 第5-3部分 使用射频技术的互联设备要求》.pdf