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| |||
| 圆头螺栓〔螺钉，铆钉〕 | |||
| 球头; 钮头 | |||
| 圆头的; 圆头螺栓; 圆头铆钉 | |||
| 圆形端头; 圆头 (式张拉锚具系统) | |||
| |||
| 螺纹件平圆头 | |||
| 半圆头 | |||
| 圆头的; 圆头螺栓 | |||
| 半圆头的 | |||
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button-head : 28 phrases, 8 sujets |
| Architecture | 3 |
| Automobiles | 1 |
| Aviation | 2 |
| Construction | 1 |
| Construction de ponts | 2 |
| Électronique | 3 |
| Géologie de l'géolog. | 1 |
| Technologie | 15 |