-
1. The photoelectric length meter is used to measure the distance between two points in space.
光电长度计用于测量两个点之间的距离。
-
2. The photoelectric length meter is a crucial tool for surveying and mapping.
光电长度计是测绘工作中不可或缺的工具。
-
3. The photoelectric length meter has greatly improved our ability to measure distances accurately.
光电长度计大大提高了我们测量距离的准确性。