X线头颅侧位定位片
Cephalometric radiographs
车载定位定向导航系统
vehicle-mounted navigation system for location and orientation
纯方位定位
Bearing-only location
bearing only location
bearings-only location
bearing-only locating
bearing-only positioning
bearings-only localization
定尺板
the plate of the size limit
定位定向
position and azimuth determining
position and direction
Direction and Position
Positioning and Orientation
Orienting and locating
mensuration of the direction and position
positioning-and-directivity
定位定向误差
Position and orientation error
Positioning and Orientation
initial localization and orientation errors
定位定向系统
positioning and orientation system
position and azimuth determining system
direction and positioning system
定位定姿系统POS
Position and orientation system POS