STAS 11961 1-1983 Metallography METHODS OF POINTING OUT AND APPRECIATING OF STEEL MACROSTRUCTURES《金相术 钢宏观构造的指示和评价方法》.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

QB T 1204-1997 双面蓝色复写纸.pdf

QB T 1204-2014 复写纸.pdf

QB T 1205-1991 标枪.pdf

QB T 1206-1991 篮球架.pdf

QB T 1207-1991 民族弦鸣乐器通用技术条件.pdf

QB T 1207.1-2011 民族弦鸣乐器通用技术条件.pdf

QB T 1207.2-2011 琵琶.pdf

QB T 1207.3-2011 筝.pdf

QB T 1207.4-2011 阮.pdf