STAS 438 1-1989 Steel products for concrete reinforcement HOT ROLLED STRUCTURAL STEEL Grades and quality technical requirements《混凝土配筋用的钢产品 热轧制结构钢 等级和质量技术要求》.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

HB 1-510-1976 钢纸板垫圈.pdf

HB 1-606-1974 高抗剪强度铆钉／环圈.pdf

HB 1-708-1974 销和轴技术条件.pdf

HB 1-801-1976 六角自锁螺母.pdf

HB 1-808-1976 双耳游动托板自锁螺母.pdf

HB 1-814-1976 双耳减震螺母.pdf

HB 1-818-1979 双耳密封游动自锁螺母.pdf

HB 1221-1987 v形基座.pdf

HB 1256-1987 切头t形键.pdf