SIS SS 424 06 43-1978 Overhead line material Insulator holders String support C《架空线材料 托瓶钩 线体支撑C》.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

GOST 21428-1975 Enamelled copper round wires with temperature index 155 Specifications《聚酯基瓷漆圆铜导线 技术条件》.pdf

GOST 21436-2004 Refractory and high-refractoty articles for the lining of rotary furnaces Specifications《筒形回转炉内衬用耐火材料和高温耐水材料制品 技术条件》.pdf

GOST 21437-1995 Zinc antifriction alloys Marks technical requirements and test methods《抗磨锌合金 牌号、技术要求及试验方法》.pdf

GOST 21438-1995 Zinc antifriction alloys in pigs Specifications《抗磨锌含金锭 技术条件》.pdf

GOST 21443-1975 Liquefied hydrocarbon gases for export Specifications《供出口用液化气态烃 技术条件》.pdf

GOST 21445-1984 Abrasive materials and tools Terms and definitions《磨削用材料及工具 术语和定义》.pdf

GOST 21447-1975 Coupler contour line Dimensions《自动联结器结合轮廓 尺寸》.pdf

GOST 21448-1975 Alloyed powders for welding deposit Specifications《堆焊用合金粉末 技术条件》.pdf

GOST 21449-1975 Rods for welding deposit Specifications《堆焊用焊条 技术条件》.pdf