electric optical distance measurement
electro optical distance measurement
optical measurement of distance
3-D optical measurement
automatic optical measurement system
Optical Measurement
光学测试
光学测量
光学计量
光学金相测量
学测量
光学检测
主动式视觉
光测法
光测技术
Particle Laser-Based Optical Measurement Instrument
Absolute Distance Measurement
active distance measurement
distance measurement
距离度量
测距仪
测距系统
测量距离
距离测量
位移测量
距离测度
距离量测
液位测量
测距
距离准则
钢尺量距
遥测
定距
electric distance measurement
electromagnetic distance measurement
electronic distance measurement
Electro-optical Distance Measurement
Laser Distance Measurement
precise distance measurement
precision of distance measurement
remote distance measurement