accuracy of direction finding
accuracy of the direction finding
active direction finding
automatic direction finding equipment
cathode-ray direction finding
direction finding
测向
定位
测
测角
测向定位
方向估计
方位估计
数字测向
波达方向估计
测向接收机
空间谱估计测向
探向
寻向
定向
侧向
侦测
direction finding and ranging
direction finding cross location
goniometry direction finding
Multi-stationed direction finding measurements
navigation and direction finding
passive direction finding sonar
radio direction finding
high precision gravity and high precision magnetic
2-D direction of arrival
2-D direction of arrival estimation
2-dimensional direction of arrival