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| 文档标题： | 工作台JTA2011年 |
| 发布时间： | 2014-04-04 00:00:00 |
| 文档简介： | GAS SPRING WAS USED AND ALSO A LINEAR GUIDE BEARING WAS USED AT THE BACK FOR GOOD ALIGNMENT. ROLLER BEARING WAS ALSO USED FOR ALIGNMENT OF THE ROD. I USED THE SAME MECHANISM WHICH IS BEVEL GEAR FOR THE UPWARD AND DOWNWARD MOVEMENT. I PUT S |