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| 平面细粒金刚石钻头 | |||
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| 平面细粒金刚石钻头 | |||
| 棍头正面 | |||
| 平面的 | |||
| 平端面; 平坦面; 平面 | |||
| 球拍与地面垂直接球 | |||
| 扁脸型 | |||
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| 扁脸 (雷达，苏联17-15目标截获雷达的北约代名) | |||
| flat-face: 11 phrases in 8 subjects |
| Aviation | 1 |
| Drilling | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 2 |
| Oil / petroleum | 3 |
| Sports | 1 |
| Steel production | 1 |
| Technology | 1 |