Virtual display and application of digital panoramic technology 并列题名：Virtual display and application of digital panoramic technology Analysis and application of fine blanking technology Clinical applications of digital dental technology Study and application of image and graphics technology Basis and application of drilling fluids technology CNC machine and application of numerical control technology 并列题名：Analysis and application of fine blanking technology Foundation and application of industrial robot technology 并列题名：Basis and application of drilling fluids technology