First of all, the principle is different
1. photocopying: photocopying is based on the photoconductivity of semiconductors and the principle of triboelectrification between substances.
2. Copying: Copying refers to copying documents by electrostatic technology.
Second, the finished products are different in color.
1. Photocopying: The colors of photocopied products can only be monochrome and black and white.
2. Copying: The color of the copied finished product is monochrome, black and white and color printing.
Third, the nature is different.
1, photocopying: photocopying is the photo processing of the original.
2. Copy: A copy is a copy of the original.