Manual processing makes traditional mechanical undercutter precision - poor , inefficient and labour - intensive .
传统的机械式下刻机采用手动加工,存在 精度差 、 效率低、劳动强度大等缺点.
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By studying processing technic of undercutter, continuous processing and discontinuous processing are discussed.
通过对下刻机加工工艺的研究, 提出了连续和断续两种加工方法.
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