例句與造句

1. This letter copying press is considered to be the original photocopier.
2. Copies could be made more quickly with a roller copier than with a letter copying press.
3. Some documents that were to be copied with copying presses were written with copying pencils rather than copying ink.
4. New products continued to flood the market from the Regina company, everything from player pianos to copying presses.
5. Letter copying presses were used by the early 1780s by the likes of Benjamin Franklin, George Washington, and Thomas Jefferson.
6. It's difficult to find copying press in a sentence. 用copying press造句挺難的
7. In 1780 James Watt obtained a patent for letter copying presses, which James Watt & Co . produced beginning in that year.
8. Using letter copying presses, copies could be made up to twenty-four hours after a letter was written, though copies made within a few hours were best.
9. Prior to the introduction of inks made with aniline dyes in 1856, the quality of copies made on letter copying presses was limited by the properties of the available copying inks.
10. 1779 : James Watt patents a copying press or'letter copying machine'to deal with the mass of paper work at his business; he also invents an ink to work with it.