Futher, the shielding effect of lead with different thickness has been studied.
比较了不同厚度的铅的防护效果。
During design the toroidal effect and resonance energy self-shielding effect have been taken into account.
设计中，考虑了环形效应和共振自屏效应。
During design the toroidal effect and resonance energy self-shielding effect have been taken into account.
设计中，考虑了环形效应和共振自屏效应。
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