secondary electron emission

例句：

1. 1. The device's ability to detect subatomic particles is due to its secondary electron emission capabilities.
   该设备检测亚原子粒子的能力归功于其次级电子发射能力。
2. 2.In the study of materials science, understanding secondary electron emission is crucial for analyzing the properties of materials.
   在材料科学研究中，理解次级电子发射对于分析材料的性质至关重要。
3. 3. The electron microscope uses secondary electron emission to create images of the sample.
   电子显微镜使用次级电子发射来创建样品的图像。