与Field_II配套使用，提供了一个基于matlab平台的gui界面，可自由定制参数，选择成像方式，功能强大。-This tutorial is designed to give you an introduction to Field_II, an acoustic pressure field simulation package written by Dr. Joergen Jensen. is the method for you.　To run this tutorial, you will need to have MATLAB available on your computer. Download the Field_II source code and the Field_II_GUI files to your machine,and then run through the tutorial.