The pitch angle scattering of particles is studied in the magnetosphere for three cases:the strong scattering,the weak scattering and the regular scattering.

• 研究了地球磁层中粒子投掷角扩散过程；分析了强扩散、弱扩散和一般扩散等特性.；计算结果表明；在强扩散过程中；粒子填满整个损失锤区域;