spectral coverage

例句：

1. 1. The satellite's spectral coverage is crucial for monitoring the Earth's atmosphere.
   卫星的光谱覆盖对于监测地球大气层至关重要。
2. 2. The research team used a new technique to improve the spectral coverage of their data.
   研究团队使用了一种新技术来提高他们数据的光谱覆盖。
3. 3.The spectrum analyzer can provide detailed information about the spectral coverage of different materials.
   分光仪可以提供有关不同材料光谱覆盖的详细信息。