100
100
_
=
—_
q
7
.
—
.
=
a
_
Ty, = 7.5CM
10
=
—_
be
an"
L
_
pCi/em
pCi/gm
=
-_—
—
—
L
4
a
_
a
_
-
4
0.1
0
1
{
|
L
{
|
20
40
60
80
100
120
DEPTH (Ch1}
FIG 11. 137cs (AVERAGE OF ALL PROFILE SAMPLES ON CLARA)
-53-
0.1