liquid crystal laser

例句：

1. 1. The liquid crystallaser is used for precise cutting and welding.
   液晶激光器用于精确切割和焊接。
2. 2.The liquid crystal laser has revolutionized thefield of manufacturing.
   液晶激光器已经彻底改变了制造业的面貌。
3. 3. The liquid crystal laser is apowerful tool for scientific research.
   液晶激光器是科学研究中的强大工具。