警方利用电子跟踪器监视缓刑期间的青年罪犯。

The police use electronic tags to monitor the whereabouts of young offenders on probation.

JTAC LTD还为机载激光光斑跟踪器提供了定位转换。

The JTAC LTD also provides target hand-off to aircraft Laser Spot Trackers.

中国实验光干涉仪恒星跟踪器的硬件部分——光机电结构已经确定下来了。

The hardware structure of star tracker in Chinese Interferometer has been determined.

牧场主正在检测动物耳朵上的跟踪器，以建立一个全国性的家畜跟踪系统。

Ranchers are testing electronic tags on animals' ears to create a national cattle-tracking system.

在几天的测试中，指示器或跟踪器跟踪一个红外光源，并引导激光束击中目标。

During tests over several days, the pointer or tracker tracked an IR source and directed a laser beam at that source.