主要讲述工业上最经典的闭环控制，PID控制系统，以及PID控制算法的C语言实现方式。-Focuses on the industry' s most classic closed-loop control, PID control system, as well as PID control algorithm C language implementation.

一个摇塞子游戏 ，用c语言实现 ，是比较经典的小游戏，无聊时可以-A rocking game stopper, using c language, which is a more classic mini-games can be boring

经典linux c 书籍—C语言高级编程,。- U7ECF u5178 u4E66 u7C4D u2014C u8BED u8A00 u9AD8 u7EA7 u7F16 u7A0B u3002