spin echo technique

例句：

1. 1. This new technique can greatly improve the efficiency of data processing.
   这项新技术可以大大提高数据处理的效率。
2. 2. The researchers used this technique to study the brain's structure and function.
   研究人员使用这项技术来研究大脑的结构与功能。
3. 3. The spin-echo technique is widely used in medical imaging for its high resolution and accuracy.
   自旋回波技术在医疗成像中被广泛应用，因其高分辨率和准确性而受到青睐。