“duplex printing”造句，怎麼用duplex printing造句

According to a recent European Union "green purchasing" guide, duplex printing can cut costs by 38% over the life of a printer.

So a better option is duplex printing: printing at full size, on both sides of each sheet.

These new inkjet print engines will be available in most cases as standalone printers in either single or dual engine mode that allows for single pass duplex printing.