用visual basic 编程的一个题库，有登陆界面，还有选题，还有实验报告，运行通过。-Visual basic programming with a Q & A, a login screen, as well as topics, as well as lab reports, run through.

能模拟物理光学实验，简单方便，不用去实验室就可以得到想要的结果！-this program simulate the physical optics experiment, simple and convenient, need not go to the lab can get the desired results!