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  3. In 2004, Professor Baughman invented a super-strong, super-light magic material

In 2004, Professor Baughman invented a super-strong, super-light magic material

游客2023-09-15  56
问题 In 2004, Professor Baughman invented a super-strong, super-light magic material and he named it "mithril" — after the precious armor in the popular filmThe Lord of Rings. [br] The artificial joint with ______ , being a good imitation of natural bone protein, can attract bone cells and become quickly incorporated into the body.
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答案 a nanotube coating
解析 参见最后一段：...Fenniri has made a nanotube coating for the artificial joint． It’s a very good imitation Of collagen，a natural protein that is part of bone．As a result，the coating attracts bone cells．This is important because bone growth helps integrate an artificial joint into the body
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