资讯摘要✂️：
「 newsNZcn: 航天飞机外部专用隔热瓷砖，刚出炉时温度可达 1200°C，但你可以徒手直接拿起它们。 https://t.co/fIGPJQQckE 」 http://twitter.com/newsNZcn/status/1434237913483530241
「 newsNZcn: 航天飞机外部专用隔热瓷砖，刚出炉时温度可达 1200°C，但你可以徒手直接拿起它们。 https://t.co/fIGPJQQckE 」 http://twitter.com/newsNZcn/status/1434237913483530241
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Pareekh Jain
Hot but not too hot to handle! The LI-900 silica tiles, used on the Space Shuttle orbiter, are such effective thermal insulators that you can grab them with bare hands immediately after pulling them from a 2200 degree oven. #EIIRInteresting #engineering Credit:…