fissionable

常見例句

There also need to be enough fissionable atoms about for the neutrons to bumpinto—in other words, a critical mass.
同時(shí)還需要足夠多的、可裂變的原子核用於中子進(jìn)行撞擊，換句話說，需要一個(gè)臨界質(zhì)量。
Integrated over, and the only way you can make a fission is have material that's fissionable, times the flux over the volume.
乘以，你能夠創(chuàng)造出裂變的,唯一的方式就是得到這些材料,它們是可裂變的，乘以流量除以流量。
But in nuclearreactors, which contain far less fissionable material, the chain reaction andthe release of energy are carefully controlled.
但在核反應(yīng)堆裡，可裂變的材料很少，鏈?zhǔn)椒磻?yīng)和能量的釋放都被小心的控制。

It is fissionable material and small tactical warheads that are in danger of being stolen or sold, not the well-guarded strategic systems.
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Second, although Russian strategic warheads are well-guarded, large numbers of small tactical nuclear warheads and huge amounts of fissionable material usable for bombs are not, and these create a serious stockpile security problem.
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