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| 41. | Clutch shaft |
| 离合器轴 |
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| 42. | anchor washpipe spear |
| 固定冲管式打捞矛 |
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| 43. | a spear with three prongs. |
| 一种具有三个刺的矛。 |
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| 44. | rotating shaft |
| 旋转轴 |
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| 45. | Spears are their tools for hunting. |
| 矛是他们狩猎的工具。 |
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| 46. | shallow shaft |
| 浅井 |
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| 47. | of the15th and16th centuries having an axlike blade and a steel spike mounted on the end of a long shaft |
| 戟一种在15和16世纪人们使用的武器，是由安装在一长柄末端的斧状刀刃和钢矛组成 |
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| 48. | vibrating shaft |
| 振动轴 |
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| 49. | shaft extension |
| 井筒延深 |
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| 50. | vertical shaft |
| 立井 |
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