ITU-R RAPPORT BS 1059-1 FRENCH-1990 Characteristics of single-sideband systems in HF broadcasting《单边带系统在高频(HF)广播中的特性》.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 31657-2-1996 Plain bearings - Hydrodynamic plain journal bearings under steady-state conditions - Part 2 Functions for calculation of multilobed journal bearings《滑动轴承 稳定工作状态液压径.pdf

DIN 31657-3-1996 Plain bearings - Hydrodynamic plain journal bearings under steady-state conditions - Part 3 Functions for calculation of tilting pad journal bearings《滑动轴承 稳定工作状态液压.pdf

DIN 31657-4-1996 Plain bearings - Hydrodynamic plain journal bearings under steady-state conditions - Part 4 Permissible operational parameters for calculation of multi-lobed and t.pdf

DIN 31661-1983 Plain bearings terms characteristics and causes of changes and damages《滑动轴承 术语、特性和更换、损坏的原因》.pdf

DIN 31665-1993 Plain bearings testing of bearing metals resistance to corrosion by lubricants and static conditions《滑动轴承 轴承金属的试验 静态应力下使用润滑剂时金属的耐腐蚀性》.pdf

DIN 31670-8-1986 Plain bearings quality assurance of plain bearings checking the geometrical tolerances and surface roughness of shafts collars and thrust collars《滑动轴承 滑动轴承的质量保证 第8.pdf

DIN 3168-1989 Coolers for distribution boxes concepts testing marking《配电箱的冷却器 概念、试验和标记》.pdf

DIN 31690-1990 Pedestal plain bearings block plummer《托架滑动轴承 轴承块》.pdf

DIN 31691-1981 Oil-level pointer requirements mating dimensions tapped holes《油位指示器 要求、配合尺寸和螺纹孔》.pdf