UCOSII操作系统入门教学视频，主要针对人群为初学者，高校学生和在线编程人员，教师等有志于从事计算机操作系统的编程爱好者。(UCOSII operating system introductory teaching video, mainly for the crowd, for beginners, college students and online programming staff, teachers, aspiring to engage in computer operating