SNI 04-6186 20-2000 Electrical relays Part 20 Protection systems《电气继电器 第20部分 保护系统》.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 1338-1991 家具制图.pdf

QB T 1339-1991 造纸机辊筒与烘缸直径系列.pdf

QB T 1339-2013 造纸机辊筒与烘缸直径系列.pdf

QB T 1341-1991 ZCC 21~22型双锥草片除尘机.pdf

QB T 1342-1991 桥式单面热风干燥气刀涂布机.pdf

QB T 1343-1991 羽绒烘干机.pdf

QB T 1344-1991 电脑控制喷浆干燥机.pdf

QB T 1345-1991 链带式自动绷平干燥机.pdf

QB T 1346-1991 真空干燥机.pdf