Which is hard, medical equipment repair or fixing a large zapper?

Medical equipment repair is difficult. Medical device repair requires a high degree of highly technical and precise, medical equipment usually consists of many precision electronic, mechanical and optical components, these components require highly specialized knowledge and experience to repair and debugging. The difficulty with large mills is that they are usually more complex and bulky, modifying parts. One needs to know the machine very well and understand the mechanism of operation of the parts, which is an experience-oriented job. With more experience, it will not be difficult.