/ / /
/ IX. / /

: 23 | : 337
.

The Official Report on the Development of the Atomic Bomb Under the Auspices of the United States Government.
i / . .

9.9. . , , U-235. , , 2 (.. n1' / n2' = 1/70) 1 , , , 1 U-235 70 U-238.


: 0.095. /Cache: 3 / 1