磁法岩心定向测定
magnetic core-orientation test
测向-测距系统
direction-range measurement system
测向测时差定位
DF and TDOA measurements
Bearing time difference location
测向定位
DOA location
direction finding location
direction finding
passive location
bearing-only measurement
finding and location
单向测向器
unidirectional direction finder
导弹定向测量
missile orientation survey
多台定向测量
Multi-stationed direction finding measurements
多站测向定位
direction-finding location in multi-stations
direction finding location in multi-stations
multi-station crossing-location
高频方向测定仪
high frequency direction finder