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.