1、PCB design of high-speed circuit based on PROTEL
2、Design of Printed Circuit Board by Using PROTEL DXP in Lab;
3、首先，在导师的指导下，我深入学习的电子*软件PROTEL 99se。
4、Through the analysis of PROTEL electronic drafting software, and the misunderstandings it produced during the process of using, this essay aims to provide beginners with some experience and help.
5、通过对PROTEL电子制图软件的分析，结合在使用该软件的过程当中容易产生的误解，给初学者提供了一些经验和帮助。
