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238239240 8990
() 100 2,200
5 5cm
131
8 2 12
8 30 9 21 )
2,200
100
238239240 8990
()
239 240
2
1 6 6 6 14 2 6 27 7 8
()
8 2 12
238239240
8990 Bq/
3
238239240 8990
2122
23
6 6 7 8
4 ()
80km
80 2km
238239240
8990 238239240
8990 131
59 80 59
1
41
238239240 50
20
238239240 0.5Bq/
8990 30
60
89 300Bq/ 90 40Bq/
2
131
6 14
4
4.1
80km
238239240 8990
50
50
IAEA 2
134 137
50
1
2IAEATECDOC9551162
1 2 1 50
10-6/m
1
238239+240 89 90
50
238
0.027mSv
239240 0.12mSv
89
0.61Sv0.00061mSv
90
0.12mSv
2
134137
50
134
71mSv
137
2.0Sv2,000mSv
134137 50
50
134137
4.2
3 1120
239240 239 241104 240
6564 238877
0.026 238239+240
5 0.332.2
5
239+240 238
1 239240 05 Bq/
238
238239+240
238239+240
4.3
89 50.53 90 28.8
89
89
90 90
90 2.3950Bq/
8990 90
89 1.96.5 4.0
89
137 89
5.610-41.910-198103
137 90
90 137
90 1.610-45.810-226103
5
131
46044605
0352534111
0355101076
23 4 22
23 5 17
JPARC
50
238239240
21
8990
22
238239+240
1120
9
8
7
y = 0.0261 x + 0.1293
R2 = 0.7830
Pu-238 Bq/m2
6
5
4
3
2
1
0
0
50
100
150
Pu-239+240 Bq/m
200
250
11201,054
238239+240252239240
2380.0261
11201,054
238
0.498Bq/m2 8.0Bq/m2
239+240 17.8Bq/m2 220Bq/m2