电视通过无线电波发射和接受活动物体的图象。
Television is the transmission and reception of images of moving objects by radio waves.
电视通过无线电波发射和接受活动物体的图像。
Television is the transmission and reception of images of moving objects by radio waves.
电视通过无线电波发射和接受活动物体的图象。 。
Television nis the transmission and reception of images of moving objects by radio waves.
这很意外，因为蝙蝠的声纳应该能够使它们更善于发现活动物体而不是固定物体。
This was a surprise, as bats' sonar should allow them to detect moving objects even better than they do stationary ones.
超声波碰到杂质或分界面会产生显著反射形成反射成回波，碰到活动物体能产生多普勒效应。
Ultrasonic encounter impurities or boundary surface will produce significant reflection form reflex into echo, encounter moving objects can produce doppler effect.
这款冷战时期的侵入侦测系统旨在与周围环境融为一体，它能够探测300米之外的任何活动物体。
This Cold War-Era intrusion-detection system was designed to blend in with the terrain and could detect movement of people, animals or objects up to 300 meters away.
他的目标是研发一种能够从周围的活动物体中识别出行人并就可能发生的交通事故对驾驶员进行预警的摄像系统。
His goal is a camera capable of distinguishing pedestrians from other moving objects that can then warn the driver of an impending accident.
基本上，男孩们倾向于用深色创造活动物体的画面，比如宇宙飞船、轿车和卡车，而不是像班上的女生那样画颜色丰富多彩的幸福家庭。
It's no accident boys tend to create pictures of moving objects like spaceships, cars, and trucks in dark colors instead of drawing the happy colorful family, like girls in their class.
将活动轮廓和光流模型相结合用于运动物体图像的实时跟踪，以抽取物体图像的边缘信息，并以此信息控制摄像机的运动，达到机器人定位、跟踪等目的。
A robotic visual servo control based on active contour is presented, which combines the active contour with the image optical flow for tracking image contours related to the object of interest.
将活动轮廓和光流模型相结合用于运动物体图像的实时跟踪，以抽取物体图像的边缘信息，并以此信息控制摄像机的运动，达到机器人定位、跟踪等目的。
A robotic visual servo control based on active contour is presented, which combines the active contour with the image optical flow for tracking image contours related to the object of interest.
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