名词
中文翻译：Unknown
同义词：
['narrow line', 'narrow band']
例句：
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1.The narrow-line emission of the device is very low, which makes it suitable for use in environments with high noise levels.
该设备的窄线发射非常低，这使得它非常适合在噪声水平高的环境中使用。
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2. In order to reduce the emission of greenhouse gases, scientists are exploring ways to increase the efficiency of solar energy conversion.
为了减少温室气体的排放，科学家正在探索提高太阳能转换效率的方法。
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3. The narrow-line emission of the device is very low, which makes it suitable for use inenvironments with high noise levels.
该设备的窄线发射非常低，这使得它非常适合在噪声水平高的环境中使用。