Ink-jet printers are characterized by their simple mechanism and do not require preparation of program blocks such as offset printing, and do not require thermal setting. For example, electrophotography used in photocopiers and laser printers does not require flattening of the printing media as othe
With people's attention to product identification code, product identification code has become an indispensable part of all walks of life, especially in the production quality management of industrial products.
Ink-jet printers are characterized by their simple mechanism and do not require preparation of program blocks such as offset printing, and do not require thermal setting. For example, electrophotography used in photocopiers and laser printers does not require flattening of the printing media as othe
A kind of negative pressure control system including - producing device, used to produce negative pressure value: at least - on-off device, described in the on-off device includes at least one import and export, is used to connect or cut off negative pressure: at least one deputy cartridges, describ
Variable data refers to data changes with certain rules. Variable data is widely used in daily life, such as bar-code of commodities, employee ID of the company, social medical insurance card and so on. We can realize the production of variable data through many kinds of software, such as Print-shop
Data coding is the key to computer processing. Different information records should adopt different codes. A code point can represent an information record In order to be easy to use and easy to remember, it is often necessary to encode the processed objects. It is very important to encode the data