heterojunction laser

例句：

1. 1. The heterojunctionlaser is used in medical imaging to producehigh-resolution images.
   异质结激光器用于医疗成像，产生高分辨率图像。
2. 2. Theheterojunction laser has been shown to bemore efficient than traditional lasers in certainapplications.
   异质结激光器在特定应用中比传统激光器更高效。
3. 3. The development ofthe heterojunction laser has greatly improved theprecision and speed of industrial processes.
   异质结激光器的发展大大提高了工业过程的精度和速度。