ERRATA
Page
4
"from"
Line
10
30 m/min.
29, Jul.
2
2
30,
~
30 £/min,
23,35
20.00
“read!
29, Jul,
23,40
30,
23,35
13
25
and the background count
12 cpm when
and 12 cpm of background was
counted when
~
13
26
by 5 cm of lead,
with a lead of 5 cm thick,
13
32
latitude are shown
latitude is shown
V3
3?
no difference
no remarkable difference
13
40
Safety Board Agency
Safety Agency
14
“is affected
14
qu,
44
15
16
affected by .atmospheric
phenomena
precipitation is large
14
epm/£
dapm/é
2
epm/é
dpm/é
19
7
related to meteorological
condition
precipitation was large
cpm/k
epm/£
ppc/e
pupc/e
‘1.
Fig. 2. Relation between gross
B-activity of surface water and
location represented by
latitude,
Fig. 1.
Fig. 1, Horizontal distribution
of gross B-activity of surface
Fig.
17
is probable difference
in the water
water,
of the water