填空题

In 2004, Professor Baughman invented a super-strong, super-light magic material and he named it "mithril"--after the precious armor in the popular film The Lord of Rings.

【参考答案】

N

<上一题目录下一题>

热门试题

填空题

The garments made of electricity-storing carbon nanotube fibers are smart in that they are bulletproof and can _______________ with sensors.

填空题

As one of the world’s best conductors of electricity, nanotubes can carry about ______ than copper wire: