A pedestrian portal monitor using plastic scintillation as detector for special nuclear material (SNM) is developed.

研制了一套以塑料闪烁体作为探测器，用以检测行人携带特种核材料的检测装置。

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R. 2403 does not preclude production of tritium or the recovery of plutonium from retired weapons, critical SNM needs will continue to be satisfied.

CENTERFORSECURITYPOLICY: Center for Security Policy | ��The Limitation Of Nuclear Materials As A Means Of Controlling Armaments��

Indeed, the description of this legislation by its advocates as a "fissile materials cutoff, " seems closer to the truth than do their assurances that the bill will not imperil related SNM activities.

CENTERFORSECURITYPOLICY: Center for Security Policy | ��The Limitation Of Nuclear Materials As A Means Of Controlling Armaments��