名词中文翻译
中文翻译：功率密度
同义词：
['power ratio', 'power efficiency例句：1. The power density of the device is very low', 'which makes it easy to operate.（该设备的功率密度很低，这使得操作变得很容易。）']
例句：
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1. The power density of the device is very low, which makes it easy to operate.
该设备的功率密度很低，这使得操作变得很容易。
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2. The power density of the battery is high, which means it can provide longer usage time.
电池的功率密度高，这意味着它可以提供更长时间的使用时间。
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3. The power density of the solar panel is measured in watts per square centimeter.
太阳能板的功率密度以每平方厘米瓦特为单位测量。