·Key points for operating CNC machining centers ·What are the programming skills for CNC machining centers? ·Features and methods of stretching parts thinner and stretching ·Test Test of CNC lathe characteristics ·What processing processes will be used when the CNC processing plant is made of aluminum materials? ·Dimensional Tolerance and Fit of Die Casting Die Structure for Aluminum Alloy Hardware ·There are four kinds of fire in metal die-casting proces ·Explore CNC programming ·CNC processing center work failure brief analysis ·What are the raw materials used for precision parts in metal die casting