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| 31. | container crane |
| 集装箱起重机 |
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| 32. | light buoy crane |
| 航标起重机 |
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| | |
| 33. | auxiliary hoist |
| 辅助起重机 |
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| | |
| 34. | crane stability |
| 起重机稳定性 |
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| | |
| 35. | stevedoring crane |
| 装卸起重机 |
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| | |
| 36. | automobile crane |
| 汽车起重机 |
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| | |
| 37. | stripping crane |
| 脱模起重机 |
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| | |
| 38. | cover carriage crane |
| 揭盖起重机 |
|
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| | |
| 39. | hoist piston ring |
| 起重机活塞环 |
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| | |
| 40. | warehouse crane |
| 仓库起重机 |
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