防振定位板
anti-vibration spacer bar
门型定位板
door-type positioning board
预定板坯号管理
management of prearranging slab number
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