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| 61. | differential screw |
| 差动螺钉 |
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| 62. | screw conveyor |
| 螺旋输送机 |
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| 63. | screw diad |
| 二重螺旋轴 |
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| 64. | quadruple screw |
| 四纹螺旋 |
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| 65. | eccentric screw |
| 偏心螺钉 |
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| 66. | adjustable screw |
| 调整螺钉 |
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| 67. | expansion screw |
| 扩开螺钉;可调螺钉 |
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| 68. | measuring screw |
| 测量螺丝 |
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| 69. | hairspring screw |
| 游丝螺钉 |
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| 70. | screw cover |
| 固定盖子的螺丝 |
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