Standard parts not only speeded production, they also ensured the interchangeability of parts.

标准的部份不只加速了生产, 他们也确定部份的可互换性.

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F . Assists in maintaining complete product design information on established product, recording interchangeability of parts.

协助保存已有产品的全部设计信息, 记录,零件的互换性.

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