Inspection technology allows more than 100 million measurements a second to be made across the ribbon, locating flaws the unaided eye would be unable to see.

检测技术可以在一秒钟内对玻璃带进行超过1亿次的测量，从而定位肉眼无法看到的瑕疵。

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Close inspection shows that they are wearing masks with tiny perforations around the eye and nose area for seeing and breathing.

据近距离观察，原来他们戴了面具，眼部和鼻子附近有许多方便观看和呼吸的小孔。

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These instructions, defense artificially added chemicals in food, some harmful substance is but with the naked eye or simple method of inspection.

这些说明，防御食品中人为的添加化学物质、有害物质有些是可是用肉眼或简单的方法检验出来的。

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So when the chief inspector appeared before a committee of MPs, whose job is to keep an eye on children's services, they wanted to know how it was that her inspection service got it so wrong?

BBC: Inspecting the inspectors