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1. | protective barrel |
| 保护筒 |
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2. | a barrel chest;barrel hips. |
| 过于丰满的胸部;大臀部 |
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3. | travelling barrel |
| 游动泵筒 |
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4. | grinding barrel |
| 滚桶研磨 |
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5. | Barrel plating |
| 滚镀 |
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6. | straight barrel |
| 平辊身 |
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7. | barrel along |
| 继续向前转动 |
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8. | knockout barrel |
| 滚筒冷却落砂机 |
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9. | amalgamating barrel |
| 提金桶 |
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10. | focusing barrel |
| 聚焦镜筒 |
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