These simplify the process of selling things by identifying goods at a checkout without the need for laser-scanning a bar code.

它无需对条形码进行激光扫描就能在结帐处辨别货物，从而简化了售卖程序。

youdao

Experts at English Heritage are using laser scanning and high-resolution digital imaging to create a virtual rendering of Stonehenge that will show it in detail and hopefully reveal new features.

英国遗址专家团队使用激光扫描技术和高分辨率数字成像技术获取了巨石阵的透视图，通过这些透视图片对巨石细节部分的展示，专家有望揭示巨石的一些新的特征。

youdao

But current checking methods, generally involving laser scanning, are expensive and require lengthy set-up.

但是，目前的检测方式通常都是使用激光扫描，这些方式都价格昂贵并需要长时间的设定。

youdao

This is a formidable undertaking: the process involves laser-scanning the caves, creating millimetre-perfect fibreglass replicas, and then painstakingly repainting each fresco.

BBC: The perfect trip: Dordogne

Dr Steven Willis, senior lecturer in archaeology at the University of Kent, said laser-scanning technology had been used to analyse the helmet and establish details of its manufacture, decoration and use.

BBC: Iron Age bronze helmet found on Canterbury farmland

This little miracle involves using tiny chip-mounted diffraction gratings and laser light passed over them via a scanning mirror.

FORBES: What's Coming