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1. | laminated barrel |
| 薄片卷成的枪管 |
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2. | barrel corrosion |
| 枪管锈蚀 |
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3. | a gun barrel |
| 枪管;炮管 |
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4. | roughly sawn gun barrel blank for firearms |
| 火器的枪管毛坯 |
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5. | gun-barrel brush |
| 枪管刷 |
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6. | barrel locking notch |
| 枪管锁坑 |
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7. | a barrel (of a gun) |
| 枪管 |
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8. | barrel buffer piston rod assembly |
| 枪管缓冲器活塞杆组件 |
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9. | barrel locking spring |
| 枪管锁掣 |
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10. | sighted along the Barrel of the gun. |
| 顺着枪管进行瞄准 |
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