| 单词 | tantalum carbide |
| 释义 | tantalum carbidenoun : a very high-melting heavy dark yellow or brown crystalline compound TaC that is one of the hardest substances known, that is made by heating carbon with tantalum or tantalum pentoxide at high temperatures, and that is used in the cutting edges of high-speed tools, in dies, and in wear-resisting parts |
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