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1. | Ng Kou Lain julie |
| 吴钰淳 |
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2. | Lee Yu De-Yu De-pleased to meet you. |
| 李钰德-钰德,高兴见到你。 |
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3. | hard facing metal |
| 敷焊用硬金属;表面硬化金属 |
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4. | hard metal bit tipping |
| 硬合金钻头翻转 |
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5. | refractory hard metal |
| 耐火硬金属 |
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6. | hard metal compound |
| 硬质合金化合物 |
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7. | hard-metal insert |
| 硬合金齿 |
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8. | multiple carbide hard metal |
| 多元碳化物硬质合金 |
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9. | hard metal composition |
| 硬质合金制品 |
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10. | hard metal core bit |
| 硬质合金取心钻头 |
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