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1.3 材料及数据说明:
Pu: ρ=15.8g/cc
Plutonium cylinder : radius=4.935cm height=6.909cm
U: ρ=18.8g/cc
含量 :238 99.2745% 235 0.72%
Uranium re&ector thickness : 5.0 cm
Uranium re&ector height : 6.909cm
1.4 程序描述
C Cell Cards *******************************
1 1 -15.8 -1 2 -3 imp:n=1$Pu
2 2 -18.8 -1 2 3 -4 imp:n=1$U
3 0 #1 #2 imp:n=0$outspace
C Surface Cards *******************************
1 pz 5.909
2 pz -1
3 cz 4.935
4 cz 9.935
C Data Cards *******************************
C Material Data Cards
m1 94239.60c 1
m2 92238.60c 9.92745E-1 92235.60c 7.2E-3
c sdef
kcode 5000 1.0 50 250
ksrc 0 0 1
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