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| 81. | bend ellipticity |
| 弯管椭圆率 |
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| 82. | hawser bend |
| 单索花结 |
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| 83. | snake Bend |
| 蛇形弯头 |
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| 84. | fuselage datum attitude |
| 机身纵轴俯仰角 |
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| 85. | fisherman's bend |
| 渔人结 |
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| 86. | Gentle bend |
| 平缓的弯道 |
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| 87. | river Bend |
| 河套 |
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| 88. | orthodox straddle |
| 传统俯卧式跳高 |
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| 89. | Square bend |
| 直角弯道 |
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| 90. | aligning elevation gear |
| 俯抑调整机构 |
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