Imaging laser radar system is significant to precise guidance, obstacle avoidance of helicopters and some other applications.

成像激光雷达系统对精确制导、直升机防撞等都具有重要的意义。

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The detection, recognition and tracking techniques are one of the key techniques in precise guidance. The research filed is widely studied.

红外图像的检测、识别和跟踪技术是当前精确制导领域研究的关键技术之一。

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Advanced defence technology becomes a main fields of military research, facing the serious threat of optoelectronic precise guidance weapon (PGW).

面临光电精确制导武器的严重威胁，先进防御技术成为当前军事科研的主要领域之一。

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This now says it is "good practice" for parents to know the outcome of entry tests, such as the 11-plus, before they make their applications to other schools - the precise opposite of the current guidance.

BBC: group scene at city academy