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Neutron shielding factors of the foil are calculated for each group in intermediate energy range with detail consideration of cadmium filter and scattering by the foil itself.
考虑镉的屏蔽和探测箔的自身散射影响后的屏蔽，求出每一种探测箔在中能区各群的中子屏蔽因子，从而求得有效活化反应截面。
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