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1. | butt cover plate |
| 对接板 |
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2. | Butt welded 1;Butt welded 2;Butt welded 3;Butt welded 4 |
| 对接焊接 1;对接焊接 2;对接焊接 3;对接焊接 4 |
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3. | open butt joint |
| 开口对接|留缝对接|明对接 |
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4. | butt fusion welding |
| 对接熔焊 |
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5. | Butt welding |
| 对接焊 |
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6. | joggled butt joint |
| 啮合对接 |
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7. | butt-jointed seam |
| 对接焊缝 |
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8. | square butt joint |
| 平头对接 |
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9. | edge butt joint |
| 边缘对接 |
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10. | butt riveted joint |
| 铆钉对接 |
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