omg235689 在 2023-4 发布的博客文章（1 篇）
4/10/2023 10:56:00 PM
| The circuit used in daily life is mainly composed of a combination of live wire, ground wire, and zero wire. Live wire is used for electrification, and the color of the wire is generally red, which is the main power line; The zero wire is used to form a current circuit, and the color of the wire is generally blue; Ground wire, also known as lightning wire, is used to protect circuits, and the wire |
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