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单词 fission bomb
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fission bomb
fission bomb n.
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society > armed hostility > military equipment > weapon > explosive device > [noun] > bomb > atomic or fission
atomic bomb1914
atom bomb1921
superbomb1940
uranium bomb1940
fission bomb1941
A-bomb1945
nuclear bomb1945
plutonium bomb1946
device1954
super1982
1941 in H. D. Smyth Gen. Acct. Devel. Atomic Energy Mil. Purposes (1945) iv. 42 A fission bomb of superlatively destructive power will result from bringing quickly together a sufficient mass of element U-235.
1957 Encycl. Brit. II. 651/1 In a fission bomb the uranium or plutonium explode simultaneously if a sufficient amount of material is assembled.
extracted from fissionn.
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