large conical gear
... large conical gear bolt 大圆锥齿轮螺栓 large conical gear 大圆锥齿轮 large contour projector 大型轮廓投影仪 ...
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大圆锥齿轮螺栓 large conical gear bolt
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研究了菲亚特拖拉机后桥大圆锥螺旋齿轮淬火变形规律，分析了原淬火压模存在的问题。
The quenching distortion of rear axle spiral bevel gear used in FLAT tractor is studied in this paper.
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