2. 外语
  3. In 2004, Professor Baughman invented a super-strong, super-light magic material and he named it "mithril" — after the precious a

In 2004, Professor Baughman invented a super-strong, super-light magic material and he named it "mithril" — after the precious a

admin2010-01-10  72
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.
The artificial joint with ______ , being a good imitation of natural bone protein, can attract bone cells and become quickly incorporated into the body.
选项
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
转载请注明原文地址:https://kaotiyun.com/show/tUdK777K
0

大学英语六级

相关试题推荐
随机试题
最新回复(0)