世界上第一种不可切割的材料问世，不但切不穿，还可能干掉切割机
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你可能用过或至少看过，用角磨机或电锯切东西，管你什么石材、木材、铁材、肉材，电机一转，那就是摧枯拉朽，应声而开，概莫例外。这些物体碰上现代化的切割工具，就只能是自怨自艾，哭无声兮气将咽了……徐德文科学频道，传播最新、最前沿、最有趣的科学，敬请关注
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