seven-stage lazer

例句：

1. 1. The seven-stage laser system is capable of cutting through materials with precision.
   七阶段激光系统能够以精确度切割材料。
2. 2. The seven-stage laser is widely used in industrial applications for its high efficiency and accuracy.
   七阶段激光在工业应用中因其高效率和高精度而被广泛使用。
3. 3. In the manufacturing industry, the seven-stage laser is often used for precise machiningtasks.
   在制造业中，七阶段激光通常用于精密加工任务。