integral collision kernel 积分碰撞频率系数
Space debris delta-velocity probability density function was deduced by NASA's standard breakup model, and time integral algorithm of collision probability between spacecraft and any debris was built.
推导了基于NASA标准解体模型的碎片分离速度概率密度函数，建立了计算航天器与单颗碎片碰撞概率的时间积分算法。
A example about their applications to integral calculations in electron-ion collision is given.
并举例说明这些特征在电子-离子碰撞的积分计算中的应用。
The obtained integral cross section decreased quickly at low collision energy and then became flat, which reflected the general feature of such exothermic reactions.
计算得到的反应截面在碰撞能量很低时下降很快，然后变得比较平坦，其变化趋势与实验测量的结果相吻合，呈现出强放热反应的基本特征。
应用推荐