The results indicate that non-detection zone of active frequency drift with feedback method is obviously less than non-detection zone of active frequency drift with fixed disturbance method.
结果表明，带反馈的主动移频式孤岛检测的检测盲区明显小于固定扰动的主动移频式孤岛检测的检测盲区。
2
McQ will build on its extensive experience with the seismic unattended ground sensors to demonstrate advanced standoff detection of target personnel and rejection of nuisance or non target sources.
McQ将利用其在利用地震ugs领域的经验，验证先进防区外目标人员探测。
3
Using motion-detection algorithms, the BriefCam software separates the background (static or non-moving objects) from the moving objects, tracking and analysing any motion within the frame.