UNI 7725-1977 Material for overhead contact lines for railways tramways and trolleybus Tubolar masts in centrifuged ferroconcrete 《铁路，无轨电车和有轨电车的架空接触线用材料 离心铸造钢筋混凝土管状电线杆》.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

SIS SS-ISO 6722 1-1983 Road vehicles - Unscreened low-tension cables - Part 1 General requirements and test methods《道路车辆 非屏蔽低压电缆 第1部分：一般要求和试验方法》.pdf

SIS SS-ISO 6722 1-1986 Road vehicles - Unscreened low-tension cables - Part 1 General requirements and test methods《道路车辆 非屏蔽低压电缆 第1部分：一般要求和试验方法》.pdf

SIS SS-ISO 6722 2-1986 Road vehicles - Unscreened low-tension cables - Part 2 Cable classes appli- cable tests and special requirements《道路车辆 非屏蔽低电压电缆 第2部分：电缆种类，应用测试及特殊要求》.pdf

SIS SS-ISO 6722 3-1986 Road vehicles - Unscreened low-tension cables - Part 3 Conductor size and dimensions《道路车辆 非屏蔽低电压电缆 第3部分：导体大小及尺寸》.pdf

SIS SS-ISO 6726-1989 Mopeds and motorcycles with two wheels Masses Vocabulary《两轮轻便摩托车和摩托车 质量 词汇表》.pdf

SIS SS-ISO 6741-1-1990 Textiles Fibres and yarns Determina- tion of commercial m ss of consignments Part 1 M ss determination and calculations《纺织品 纤维和纱线 货物商业质量的判定 第1部分：质量测定和计算 　.pdf

SIS SS-ISO 6741-2-1990 Textiles Fibres and yarns Determina- tion of commercial m ss of consignments Part 2 Methods for obtaining laboratory samples《纺织品 纤维和纱线 寄售商业质量测定 第2部分：试验样品获.pdf

SIS SS-ISO 6741-3-1990 Textiles Fibres and yarns Determina- tion of commercial m ss of consignments Part 3 Specimen cleaning procedures《纺织品 纤维和纱线 寄售商业质量测定 第3部分：样品清洗程序 　》.pdf

SIS SS-ISO 6746 1-1988 Earth-moving machinery Definitions of dimensions and symbols Part 1 Base machine《土方机械 尺寸和符号定义 第1部分：基型机床》.pdf