“3D打印从表面上看是颠覆了产品的制造方式，但从本质上看却是传统产业面对的挑战和机遇。从某种意义上说，3D打印对现有企业而言，要么是天使，要么是魔鬼。”
### False Ranges
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The US president welcomed the 2025 MLS Cup champions in a ceremony beset by tangents and awkward asides
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