设置一个JLabel组件，开始内容为“你好！”，设置三个JCheckBox组件标题分别为红色、绿色、蓝色，设置三个JRadioButton组件标题分别为10、16、20，根据JCheckBox和JRadioButton的不同选择来改变标签的字体大小和颜色。-Set a JLabel component to start reading " Hello!" , Set the title three JCheckBox components were red, green, blue, set of three titles were 10,16,20 JRadioButton components, according to JCheckBox and JRadioButton different options to change the label font size and color.