For line art, it is indeed appropriate to scan to match the dpi resolution of your printer (I said line art, I intentionally excluded Colour and Grayscale).
线艺术这是很适当的扫描,以配合分辨率印表(我说艺术系,我故意把颜色和灰度)。
3
The underwater giant: The river, shown with a 3D scan using false colour, flows along the bed of the Black Sea.