In this initial proof-of-concept demonstration, the molecules selected were two dyes, chosen because of their similar size and ease of detection.

在这个初步概念的证明论证中，选择了两个染色分子，因为它们大小相似，易于检测。

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Taub considers Robonaut2 a concept demonstration, analogous to what the company proved when its robotic Chevy Tahoe, Boss, won the DARPA Urban Challenge in 2007.

托布将R2视作一次概念验证，如同其公司的机器人雪佛兰Tahoe Boss所证明的一样，2007年Tahoe Boss赢得了美国国防部高级研究计划局（DARPA）举办的城市挑战赛（Urban Challenge）。

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The rest of article describes a proof-of-concept demonstration of a faceted navigation system to search a collection of documents and its metadata, using IBM Omnifind Discovery Edition.

本文其余部分描述了使用IBM Omnifind Discovery Edition搜索文档及其元数据集合的分面导航系统的概念验证演示。

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Until then, check Anand's original video demonstration of the concept from 2007 after the break.

ENGADGET: Intel unveils world's first working Moorestown MID platform

It's an interesting idea, but its still a long way from hitting the app store -- the demo we were given was only a concept app, and the geotagging portion of the demonstration was simulated.

ENGADGET: Neurowear wants to read your mind, geotag your feelings (video)

The government's Technology Strategy Board (TSB), which is driving the Catapult concept, is already developing what is expected to be a series of spacecraft that will act as the demonstration platforms.

BBC: Plan to 'Catapult' UK space tech