How much of their fissile material capabilities are there? Some people say half. Some people say more.

那里的裂变材生产能力有多少？一些人认为有一半。还有人认为比一半还要多。

Only the latter is fissile and therefore useful in the project.

只有后者是可裂变的， 因此对该项目有。

Second, Russian fissile probably destroys more habitat than it creates.

其次，罗斯裂变材的栖息地可能多于其创造的栖息地。

In addition, the deal calls on Iran to reduce the enrichment level of its existing nuclear, or fissile, material.

此外，该协议要求伊朗降低其现有核材或裂变材的浓缩水平。

And she says to make the bomb, the Manhattan Project scientists needed to use something called fissile material.

她说，为了制造炸弹， 曼哈顿计划的科学家需要使一种叫做裂变材的东西。

The reactors use " tristructural isotropic particle fuel" , in which blobs of fissile uranium (along with oxygen and carbon) are wrapped in layers of carbon and silicon carbide.

反应堆使了“三结构各向同性颗粒燃”，其可裂变铀（以及氧和碳）的斑点被包裹在碳和碳化硅层中。