Hi Gerhard, Just did some quick testing on check_printer_health and noticed that on a Brother MFC-9330CDW the supplies-status check does not include the toner cartridges. On the other hand the drum units are covered: $ ./check_printer_he...
The first working 3D printer was created in 1984 by Chuck Hull. 3D printers use many different types of technologies, but they all share one thing in common: they create a three-dimensional(维度的) object by building it layer(层), by continuing layer, until the whole object is completed....