PS 427-1964 CHARPY IMPACT TEST (U-NOTCH) FOR STEEL 《钢材单梁式冲击试验（U型凹口）》.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 21305-1975 Elements and assembly units for heated core boxes Specifications《加热型芯箱用零件及装配单位 技术要求》.pdf

GOST 21311-1975 Frozen sharks for export Specifications《冷冻的鲨鱼 出口品的技术条件》.pdf

GOST 21312-1975 Modified wood Method for determination of pressure in swelling《变性木材 膨胀压力测定法》.pdf

GOST 21313-1975 Modified wood Method for determination of linear swelling《变性木材 线性膨胀测定法》.pdf

GOST 21314-1975 Vegetable oils Production Terms and definitions《植物油 生产 术语和定义》.pdf

GOST 21316 0-1975 Photocells General requirements for characteristics measurements《光电管 参数测量的一般要求》.pdf

GOST 21316 1-1975 Photocells Method of measurement of luminous sensitivity《光电管 光灵敏度测量方法》.pdf

GOST 21316 2-1975 Photocells Method of dark current measurement《光电管 暗电流测量方法》.pdf

GOST 21316 3-1975 Photocells Method of insulation resistance measurement《光电管 绝缘电阻测量方法》.pdf