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71. | bow string centralizer |
| 弓形管柱扶正器 |
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72. | vertical bow correction |
| 垂直弓形校正 |
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73. | Chain across bow! |
| 锚链过船头 |
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74. | bow-shaped dune |
| 弓形沙丘 |
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75. | hang scouring bow |
| 挂练槽 |
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76. | bow of lifeboat |
| 救生艇首 |
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77. | conical bow-wave |
| 锥形船首波 |
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78. | bow to necessity |
| 屈服于需要 |
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79. | bow mounted sonar |
| 船头声纳 |
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80. | bulbous bow frame |
| 球鼻首肋骨 |
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