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

那里裂变产能力有多少？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， 因此对该项目有用。

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

其次，罗斯裂变破坏栖息地可能多于其创造栖息地。

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或裂变缩水平。

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， 曼哈顿计划科学家需要使用一种叫做裂变东西。

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.

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