翁美秋ACAD18 一般教科書正齒輪畫法示範 2 - YouTube

35:35 Repairing a Broken Gear Tooth Part 1 - Milling a Dovetail Slot on a Horizontal Milling Machine by Keith Rucker 152,384 views 3:26 FR SolidWorks 作品分享網] 列印分享 行星 齒輪加減速機構 by Feng Ren 685 views 10:18...

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