- 29-12-0 繪圖步驟
- 29-12-1 主體特徵
- 29-12-2 軸心座與清孔
- 29-12-3 下溝槽和右溝槽特徵
- 29-12-4 Ø5鑽孔
- 29-12-5 M8柱孔+M14鑽孔
- 29-12-7 導角
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