用蒙特卡罗方法对中子在样品中的注量衰减，多次散射及有限角分辨做了修正。
The Corrections for neutron fluence attenuation, multiple scattering and finite geometry are performed by using Monte-Carlo method.
可以通过测量多个破片的飞行速度与飞行姿态角，推导出速度衰减系数。
After measuring the velocities of many fragments and the flying Angle, the coefficient of velocity attenuation can be calculated.
给出了用WKB方法计算以任意角入射的电磁波在不均匀等离子体中的衰减。
The attenuation of electromagnetic waves at an arbitrary angle of incidence by a nonuniform unmagnetized plasma is given by using WKB method.
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