SIS SEN 01 27 16-1968 Symbols for electrical diagrams Telephone sets《电气原理图符号 电话机》.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

ASTM E1445-2008(2015) Standard Terminology Relating to Hazard Potential of Chemicals《化学品潜在危险性相关标准术语》.pdf

ASTM E1446-2005 Standard Test Method for Chemical Analysis of Refined Gold by Direct Current Plasma Emission Spectrometry《用直流等离子发射光谱法进行精炼金化学分析的标准试验方法》.pdf

ASTM E1446-2013 Standard Test Method for Chemical Analysis of Refined Gold by Direct Current Plasma Atomic Emission Spectrometry《用直流等离子发射光谱法进行精炼金化学分析的标准试验方法》.pdf

ASTM E1447-2005 Standard Test Method for Determination of Hydrogen in Titanium and Titanium Alloys by the Inert Gas Fusion Thermal Conductivity Infrared Detection Method《惰性气体熔解热传导 .pdf

ASTM E1447-2009 Standard Test Method for Determination of Hydrogen in Titanium and Titanium Alloys by the Inert Gas Fusion Thermal Conductivity Infrared Detection Method《用惰性气体熔解热传导.pdf

ASTM E1447-2009(2016) Standard Test Method for Determination of Hydrogen in Titanium and Titanium Alloys by Inert Gas Fusion Thermal Conductivity Infrared Detection Method《采用惰性气体熔解.pdf

ASTM E1448 E1448M-2009 Standard Practice for Calibration of Systems Used for Measuring Vehicular Response to Pavement Roughness《道路粗糙度对车辆影响的测量系统的校正的标准方法》.pdf

ASTM E1448 E1448M-2009(2015) Standard Practice for Calibration of Systems Used for Measuring Vehicular Response to Pavement Roughness《测量车辆对道路粗糙程度时使用的系统标定的标准实施规程》.pdf

ASTM E1448-1992(2004) Standard Practice for Calibration of Systems Used for Measuring Vehicular Response to Pavement Roughness《道路粗糙度对车辆影响的测量系统的校正》.pdf