...g food and it gives all the vitamins you need » 一个良好的食物是营养的食物,它使所有的维他命你需要 Battery wire » 电池线 Because of this positive method, I eagerly answered all the questions I could, never worrying much about making mistakes...
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现在，你需要一个可变电源连接电池线，或某种可变负载。
Now you need either a variable power supply connected to the battery lines, or some kind of variable load.
您还可以使用可变电源的面板倾斜远离太阳，而固定的负载连接电池线。
You may also use your panel as variable power supply, by tilting it away from the sun while a fixed load is connected to the battery lines.
一个小电池加热布料上的细金属线来改变颜色或形状。
A small battery heats up thin metal threads in the cloth to change colors or forms.
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