The assembly of the more than a million single parts of the ITER tokamak requires large-scale three-dimensional precision metrology. John Villanueva Jr gives us insights into the complexity of this project.

中文翻译：

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大规模计量

ITER托卡马克超过一百万个零件的组装需要大规模的三维精密计量。小约翰·维拉纽瓦（John Villanueva Jr）让我们深入了解了该项目的复杂性。