怎样更换LED识别灯盘；关于替换单个的LED要从摇篮到摇篮，或者在组件失效测试后将其扔掉。

How will the LED lamp board be replaced, cradle-to-cradle regards to replacing individual LEDs, whole board, or throw away fixture after component failure?

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例如，飞利浦设计的2011种微生物的家——从摇篮到摇篮营养管理系统，包括用于餐厨垃圾厌氧发酵沼气池；

For example, Philips Design's 2011 Microbial Home is a cradle-to-cradle nutrient management system and includes a bio-digester for the anaerobic fermentation of food waste;

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