输入年代，选择模式，输出历史时期地球轨道参数与辐射纬度时间分布图(Input time, selection model, output time history earth orbit parameter and radiation latitude time distribution map)

很好的隔音计算模式,已经通过多个实验测试！计算可靠(Very good sound insulation calculation mode, has passed many tests!Reliable calculation)