- insulated supply system
- 绝缘: insulation; isolation; insul ...
- 供电系统: power-supply system; feed sy ...
- 供电系统: electric power system sistema de suministrcion electrica; electricity grid; electricity supply, wiring apparatus or equipment; feed system; power supply system; power-supply system
- 自供电系统: self-contained electric system
- 闭路供电系统: closed feed system
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