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Cadence 16.6
Allegro PCB Design GXL (legacy) 版本16.6的PCB文件另存为版本16.5的 菜单：File > Export > Downrev design…
Allegro PCB Design GXL (legacy) 版本16.6的PCB文件另存为版本16.5的 菜单：File > Export > Downrev design…