reverse polarity是什么意思 reverse polarity怎么读
reverse polarity的用法和样例
- Reversed polarity indicates the weldment connected to welding machine negative polarity.
反接是工件接电源负极。 - Polarity is inherent in a magnet.
极性是磁铁的固有性质。 - The polarity can be reversed,standard size.
极性可反转或变换，标准尺寸。
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