子弹落点散布
dispersion of points of fall for cartridges
重离子弹性散射
heavy ion elastic scattering
重离子弹性反冲核分析
heavy ion elastic recoil detection analysis
中子弹性散射
neutron elastic scattering
中子弹核爆炸
neutron bomb nuclear explosion
质子弹性散射分析PESA
Proton elastic scattering analysis