这本书非常适用于掌握了一定Maple基础的朋友，尤其是对想用Maple进行定量分析的科研工作者，非常有帮助。-This book was written for students and practicing technical/business professionals. Templating serves the reader by showing different examples on how the Maple symbolic and numerical mathematics

基于RC522的读卡程序sad asdsadas dsad-Based on the RC522 reader program