voltages例句

The systems are getting smaller and using lower voltages.
这些系统变得更小，使用的电压也更低。

The exact voltages used depend on the local supply.
具体电压要视地区供电情况而定.

However, high breakdown voltages necessarily need high - resistivity material.
但是, 高的击穿电压必然要求采用 高阻 材料来制作.

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