本文论述了带电粒子在电磁场中的运动-分析了这类问题的解题思路和基本程序·为培养学生的分析判断能力、逻辑推理能力、论证和表达能力、运用教学的能力和科学创新能力提供一种尝试。-This paper discusses the charged particles in electromagnetic field of sports-analysis of this problem solving ideas and basic procedures To train the students ability to analyze and judge, logical reasoning ability, demonstrating and speaking skills the ability to use the teaching of science and innovation capacity to provide a pilot project.