供电系统设计
Power supply system design
design of electricity supply system
节约型港口电气系统设计
energy-saving port electrical system design
电力牵引供电系统电源
power supply from electric traction feeding system
外部供电系统
exterior power supply plant
铲运机传动系电气系统
scraper transmission electrical system
微机电系统设计
micro-electro-mechanical system design
系统统计分析
system statistical analysis
1500 V直流供电系统
1500 V DC power supply system
20 kV供电系统
20 kV power supply system
20kV供电系统
20 kV power supply system
660V 供电系统
660 V distribution network
AT供电系统
AT power supply
autotransformer feeding system
AT power supply system
AT traction power supply system
AT-fed system
DC110V供电系统
DC110V power supply system