The research result in the paper shows that accurate tool face angle can still be obtained under this circumstance.

研究表明，即使在这种情况下，完全可以求得准确的工具面角；

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Continuous chip. The continuous chip is characterized by a general flow of the separated metal along the tool face.

连续的切屑一般具有分离金属沿刀具面流动的特征。

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Continuous with a built-up edge. This chip shows the existence of a localized, highly deformed zone of material attached or "welded" on the tool face.

带切屑瘤的连续切屑：这种切屑显示了粘合或“焊接”在刀具面上材料局部高度变形区的存在。

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With the powerful high-tech communications tool known as a smiley face.

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The vessel could have been a superb defense tool for the kind of world we face today.

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