It has been proved that the developed CNC engraving control system that can control the CNC engraving machine accurately and effectively is very successful by a great deal of practice, also is accepted by the market.是什么意思_It has been proved that the developed CNC engraving control system that can control the CNC engraving machine accurately and effectively is very successful by a great deal of practice, also is accepted by the market.在线翻译_英语_读音_用法_例句