UNI 7816-1978 Site of the principal temporary signals on the railway lines 《铁路线路上临时安装的主要信号分布》.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 X10-136-1977 Measurement of water flow in closed conduits Tracer methods-par vi transit time method using non-radioactive tracers 《密封管道中水流量的测定 示踪法 第6部分：非放射性示踪物的转移时间法》.pdf

NF X10-137-1977 Measurement of water flow in closed conduits Tracer methods Part vii transit time method using radioactive tracers 《密封管道中水流量的测量 示踪法 第7部分：放射性示踪器的跃迁时间法》.pdf

NF X10-138-1994 Measurement of liquid flow in closed conduits Weighing method 《封闭管道液体流量的测量 重量法》.pdf

NF X10-139-1995 Measurement of liquid flow in closed conduits Method by collection of the liquid in a volumetric tank 《封闭管道内液体流量的测量 容积测量箱的液体收集法》.pdf

NF X10-141-1982 Measurement of gas flow in conduits Tracer methods Part 1 general 《密封管道中气体流量的测定 示踪法 第1部分：概述》.pdf

NF X10-144-1982 Measurement of gas flow in conduits Tracer methods Part 4 transit time method using radioactive tracers 《密封管道中气体流量的测定 示踪法 第4部分：放射性示踪物的过渡时间法》.pdf

NF X10-145-1991 Measurement of liquid flow in closed conduits by the weighing method Procedures for checking installations Part 1 static weighing system 《称重法测量封闭管道里的流体流量 装置的检验程序 第.pdf

NF X10-150-2005 Measurement of gas flow by means of critical flow Venturi nozzles 《用临界流量文丘里喷嘴测定气体流量》.pdf

NF X10-309-1986 Liquid flow measurement in open channels Velocity area methods Collecting and processing of data for determination of errors measurement 《明渠液体流量的测量 速度-面积法 误差测量数据的收集.pdf