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以Python为例子3分钟搞懂相对路径和绝对路径

import javax.swing.JComboBox;import javax.swing.JFrame;import javax.swing.JPanel;public class Jcombar extends JFrame { public Jcombar () { this.setBounds(0, 0, 500, 500); this.setTitle("my first title"); //创建面板jpanel； JPanel jpanel=new JPanel.