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| 碳化钨镶齿 | |||
| 碳化钨硬质合金片镶嵌于钻头中的碳化钨合金片或珠齿，使钻井时钻头更耐磨损 | |||
| 硬质合金齿 | |||
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| 镶齿; 碳化钨硬质合金刀片 | |||
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tungsten- carbide insert : 17 phrases in 5 subjects |
| Drilling | 1 |
| Mechanics | 1 |
| Metallurgy | 2 |
| Oil / petroleum | 3 |
| Technology | 10 |
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