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| 开槽凸圆头螺钉 | |||
| 椭圆头螺钉 | |||
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| 有槽圆头螺钉 | |||
| 有槽凸圆头螺钉 | |||
| 圆顶柱头螺钉; 凹槽帽螺钉; 有槽凸圆头螺钉 | |||
| fillister-head screw: 8 phrases in 4 subjects |
| Agriculture | 1 |
| Automobiles | 2 |
| Oil / petroleum | 1 |
| Technology | 4 |
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