Processing plastic metallic materials , Cutting tool materials are often used ( ) cemented carbide.
A: YT
B: YG
C: 金刚石
D: T8
A: YT
B: YG
C: 金刚石
D: T8
举一反三
- 中国大学MOOC: In the following cutting tool materials, which is usually used for ultraprecision machining.
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- 剪纸用的材料和工具---The materials and tools are used for paper cutting
- The enclosure indicates materials or documents enclosed. The short form “Encs” is often used when there is one item enclosed. ____
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