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1. | double acting piston |
| 双作用活塞|双动活塞 |
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2. | valve type bucket |
| 阀式活塞 |
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3. | bucket packing ring |
| 水缸活塞胀圈 |
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4. | cleaning bucket |
| 清理铲斗 |
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5. | a bucket; a well bucket |
| 吊桶 |
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6. | Piston-to-Pin Clearance |
| 活塞至活塞销间隙 |
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7. | hydraulic piston |
| 水力活塞|液压活塞 |
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8. | Fire Bucket |
| 灭火桶 |
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9. | The top part of the piston is the head, or crown. |
| 活塞的顶部是活塞头或者活塞顶。 |
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10. | discharge bucket |
| 卸料斗 |
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