Those stones may have been used by Neandertals as abrasive tools.
这些浮石可能被尼安德特人制造成研磨工具。
单词 | Abrasive tool |
释义 |
Abrasive tool
原声例句
科学60秒-科学美国人 2021年1月合集 Those stones may have been used by Neandertals as abrasive tools. 这些浮石可能被尼安德特人制造成研磨工具。
英语百科
Diamond tool(重定向自Abrasive tool)
![]() A diamond tool is a cutting tool with diamond grains fixed on the functional parts of the tool via a bonding material or another method. As diamond is a superhard material, diamond tools have many advantages as compared with tools made with common abrasives such as corundum and silicon carbide. |
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