这是一张双面打印的纸。

This is a two-sided printed paper.

轻松打印双面文档。使用内置的双面打印功能，制作专业水准的文档，小册子和手册。

Easily print two-sided documents. Use the built-in duplex feature to produce professional looking documents, brochures, and manuals.

双面打印是现代打印机和复印机的普遍属性.

Duplex printing is a common feature on modern printers and copiers.

改变打印习惯，使用“打印范围”属性，只打印需要的部分。使用双面打印属性，任何可能的情况下都用电子邮件发送文件。

Change your print practices to include using the print range feature to print only what is needed. Use the double-sided printing feature and e-mail documents whenever possible.

3利用打印机的双面打印功能来使用纸的正反面。

3Use the duplex printing option on your printer to use both sides of a sheet of paper.