平版印刷术

例句：

1. 1. The printing press was invented by Johannes Gutenberg in the 15th century.
   约翰内斯·古腾堡在15世纪发明了印刷机。
2. 2. The technique of offset printing is widely used in graphic design.
   凹印技术在平面设计中广泛使用。
3. 3. The process of lithography, also known as offset printing, involves transferring images from a plate to a substrate using chemicals.
   石版印刷，也称为凹印，是一种将图像从版转移到基材上的过程，使用化学物质进行转移。