实现安卓从服务器上下载图片示例，显示在屏幕上面。-Andrews pictures downloaded from the server example, are displayed in the screen above.

安卓 简单实现下载图片显示进度条的3种方法，思想值得使用-Android simple implementation download pictures show the progress of the three methods, ideas worth using

1、问卷编辑上传 2、支持单选、多选、填空、程度题（均支持添加图片） 3、问卷结果显示 4、问卷修改：问卷标题说明修改、题目内容修改、题目顺序修改(1. The editing and uploading of the questionnaire 2, support the radio, multiple choice, fill in the blank, the degree of problem (support add pictures) 3. The results of