请将下面的例子总结为130个汉字以内，尽量保留 machining center 的定义及其工作方式的信息：The machining center belongs to the category of computer numerical control (CNC) machine tools. It is characterized by its ability to perform machining operations automatically and precisely. A machining center can drill, mill, bore, and perform other specific tasks in metal or other materials using preprogrammed commands. Its design and capabilities allow it to handle complex, multi-faceted jobs with high precision and efficiency, reducing the need for manual intervention and increasing productivity.
user
machining center 是一种计算机数字控制 (CNC) 机床，能自动精准地进行钻孔、铣削、镗孔等操作。它通过预编程指令在金属或其他材料上执行多重任务，设计旨在高效处理复杂多面的工作，减少人工干预并提高生产率。
assistant