But nanotubes have other qualities that are whetting the appetites of engineers: they're excellent conductors of electricity and heat, and they can be used as wires, semiconductors or superconductors.
但是纳管还具有其他的品质，吊起了工程师们的胃口：它们是电与热的优良导体，可以用作电线、半导体或超导体。
The whetting part is made of super durable special ceramic materials, that help to shape the dull blade quickly and improve the knife's quality.
磨刀器部分采用超耐磨的特殊陶瓷材料，从而将较钝的刀锋快速修正成型以及提高刀刃的质量。
The whetting part is made of super durable special ceramic materials, that help to shape the dull blade quickly and improve the knife's quality.
磨刀器部分采用超耐磨的特殊陶瓷材料，从而将较钝的刀锋快速修正成型以及提高刀刃的质量。
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