Then the statistical average distance between neighboring parallel sections was acquired using the analysis of sample trace points.

进而通过轨迹样本点分析的方式，得到统计平均的相邻平行截面间距。

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Instead of making the sleeves of a jacket first and then the body, assembling the garment in a series of steps, his workers make sleeves and body simultaneously, working in parallel with others who are stitching other sections.

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