首页 > Term: қаттылық шкаласы
қаттылық шкаласы
The scale used to measure the degree to which a stone or mineral is resistant to scratches. Hardness is measured from 1-10, 10 (diamonds) being the hardest.
- 词性: noun
- 行业/领域: 珠宝
- 类别 普通珠宝
- Company: Kay Jewelers
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创建者
- Mankent
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