环面蜗杆砂轮成形磨削一外珩工艺联线的英文

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• 环:    ring; hoop
• 面:    face
• 蜗杆:    worm; endless scre ...
• 砂轮:    emery cutter; knif ...
• 成形:    take shape; engend ...
• 磨削:    grinding; ablation
• 一:    one
• 外:    outside; external ...
• 工艺:    technology; craft; ...
• 联线:    on line