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81. | non-fitted bolt |
| 非紧配螺栓 |
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82. | diameter of bolt |
| 螺栓直径 |
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83. | concave head bolt |
| 凹头螺栓 |
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84. | holder clamping bolt |
| 支座夹紧螺栓 |
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85. | hexagon headed Bolt |
| 六角头螺栓 |
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86. | operating bolt load |
| 操作螺栓载荷 |
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87. | journal box bolt |
| 轴箱螺栓 |
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88. | oscillating weight bolt |
| 自动锤栓 |
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89. | one-bolt fastening |
| 单螺栓固定 |
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90. | body shear bolt |
| 车身保险螺栓 |
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