摘要 |
A printing apparatus includes at least one printing nozzle for applying a material, at least one first printing plate, at least one second printing plate, at least one printing roll for transcribing a portion of the pattern material on one of a first substrate and a second substrate, the transcribed portion of the pattern material corresponding to an engraving in one of the first and second printing plates, and a washer unit for washing one of the first and second printing plates while the printing roll transcribing the pattern material. |