AbstractPractice is the second class of university life, is a source of innovation and development of knowledge, is the touchstone for testing the truth, but also the students exercise an effective way to grow. A persons knowledge and ability to only play a role in practice, to get rich, improve and develop. Students grow, we must diligently practice, will learn and practice the theoretical knowledge combined with, in practice, continue to learn, review, and gradually improve, innovate, and i
