It's a large-velocity machining process for making parts requiring tight tolerances, superior complexity, or both of those. Precision machining could be done by a talented precision machinist operator and even large-speed robotics. Taiwan has condemned Russia’s invasion of Ukraine and, in April 2022, imposed controls on exports of technology https://connerwtsof.newsbloger.com/33570063/details-fiction-and-cnc-machine-tools-for-metal