self-contained-base range finder

The application of geodimeter in underground conductor survey is introduced,the precision of geodimeter and steel rule in underground survey are analysed and compared,and the effectiveness of using geodimeter instead of steel rule in underground conductor survey is discussed also.

介绍了测距仪在井下高等级导线测量中的应用,对测距仪测边与钢尺测边的精度进行了分析和比较;探讨了井下导线测距仪替代钢尺测边的可行性。