SIS SS 11 42 54-1982 Non-destructive testing - Ultrasonic testing - Reference test block type RSNV《无损检测，超声检测 标准试样类型RSNV》.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 43637-5-1977 Overhead line private connection boxes disk for spacing of conductors in the roof pole stand tube《架空线路专用接线盒 屋顶电杆支架管中导线间距盘》.pdf

DIN 43649-1985 Rating plates for lifting magnets marking data《起重磁铁的额定标牌 标记数据》.pdf

DIN 43653-1976 High rupturing-capacity fuses for semi-conductor converters《半导体换流器用高遮断容量的熔断器》.pdf

DIN 43655-1969 Forms of double logarithmic paper with scales in the ratio 2 1《带2 1比列尺的双对数纸表格》.pdf

DIN 43656-1979 Indoor switchgear and controlgear assemblies and high-voltage switchgear and controlgear up to 36 kV colouring《室内电气开关设备和控制设备组件以及36KV以下高压开关设备和控制设备 颜色》.pdf

DIN 43657-2007 Single-post earthing switches - Rated voltage 123 kV - Terminal and mounting dimensions layout《单相接地开关 额定电压123kV 端子、安装尺寸和电路设计》.pdf

DIN 43658-1977 General tolerances for outdoor substations《室外变电站的一般公差》.pdf

DIN 43660-1982 Modular order for electrical switchgear and controlgear installations《电气开关设备和控制设备的组合顺序》.pdf

DIN 43661-1972 Foundation bars for indoor switchgear design and mounting particulars《户内开关设备用槽钢；设计与安装详细说明》.pdf