山东大学操作系统课程设计的教学课件，里面有丰富的内容，还有一个nachos3.5，在做nachos操作系统设计时是很好的一个学习的材料！-Shandong University of operating systems courseware curriculum design, which is rich in content, there is a nachos3.5, making nachos operating system design is a very good learning

山东大学编译实验（PL/0语言），实现全部功能，包括词法，语法和分析，内附实验报告-Shandong University compiled experiment (PL/0 language), to achieve full functionality, including lexical, syntax and analysis, enclosing the test report