LVM

例句：

1. 1. The engineer used a LVM to measure the distance between the two points.
   工程师使用激光测量仪测量两点之间的距离。
2. 2. The LVM was used to create a precise measurement of the angle.
   激光测量仪被用来精确测量角度。
3. 3. The LVM is an essential tool for surveyors and engineers.
   激光测量仪是测量员和工程师的必备工具。