马士兵老师讲课用的网络版的坦克，版本从1.1到1.11，逐步开发过程详细给出，用的是eclipse Java开发环境，还有上课用的PPT-Mashi Bing teacher lectures with the online version of the tank, the version from 1.1 to 1.11, given the gradual development process in detail, using the eclipse Java development en