In particular, strengthening the control on " weapon-usable" fissile materials-highly enriched uranium (HEU) and separated plutonium is essential.
加强控制武器用裂变材料——高浓铀（HEU）和分离钚是极为本质的。
In particular, strengthening the control on " weapon-usable" fissile materials-highly enriched uranium (HEU) and separated plutonium is essential.
加强控制武器用裂变材料——高浓铀（HEU）和分离钚是极为本质的。
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