美国封锁先进的EUV光刻制作工艺，大陆只能用DUV光刻做7纳米，良率差导致成本大幅上升，无法大规模生产。

来源: parentb 于 2024-03-24 19:43:34 [旧帖] [给我悄悄话] 本文已被阅读：次

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