ML20138B660
| ML20138B660 | |
| Person / Time | |
|---|---|
| Site: | Three Mile Island  |
| Issue date: | 12/03/1985 |
| From: | Dudley N, Keller R, Kister H NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| To: | |
| Shared Package | |
| ML20138B656 | List: |
| References | |
| 50-289-85-19, NUDOCS 8512120352 | |
| Download: ML20138B660 (12) | |
See also: IR 05000289/1985019
Text
. _. -. . . . . . . _ . . - . - . . , - - . . . - . . - . . - _ - . - . - - . - - - . - - - - - - - -
.
- .
-
l
-
,
1
i
'
O.S. NUCLEAR REGULATORY COMMISSION REGION I
4
OPERATOR LICENSING EXAMINATION REPORT
i
I
1
EXAMINATION REPORT NO. 50-289/85-19 t
< FACILITY DOCKET NO. 50-289
'
.
FACILITY LICENSE NO. DPR-50
)'
LICENSEE: GPU Nuclear Corporation
P.O. Box 480
,
Middletown, Pennsylvania 17057
?
FACILITY: THREE MILE ISLAND NUCLEAR STATION, UNIT 1
EXAMINATION DATES: October 31, 1985 ,
i CHIEF EXAMINER: b.j 7/S ( ,, //[22/FT
gf N.'Dudley, Lea actor Engineer date
] ,.
Reviewed By: . //b'>Yf[ i
R. M. Keller, Chief, Projects, Section 1C date
Approved By: .[ M v ff
'
S. Kister, Ctfisf, Projects Branch No.1 ' date
i
i SUMMARY:.
} One reactor operator. candidate was administered Section 1 of a retake written ;
i examination. The candidate passed the section and was issued a. license,
i
! !
'
!
'
i
!
i
i
!
!
! i
!
? .
l
'
l
I ,
i
5
8512120352~051204
l. PDR ADOCK 05000289 '
G PDR
-
! f
I
.
. ,
.
REPORT DETAILS
TYPE OF EXAMS: Replacement X
EXAM RESULTS:
I RO l
l Pass / Fail l
l l l
l Written Exam l 1/0 I
l l l
l I I
I Oral Exam l 0/0 l
I I I
I I l
l Simulator Exam l 0/0 l
l l l
1 1 I
I Overall l 1/0 l
l 1 I
DETAILS 3
A reactor operator candidate was administered Section 1 of a written
examination as a retake of an examination administered on April 18, 1985, on
which the candidate passed the oral and simulator portion of the examination
but received less than 70?; in Section 1.
The examination and examination review were held at the Region I office. No
changes were made to the examination due to ccmments made during the review.
See Attachment 2 for utility comments.
Attachments:
1. Written Examination and Answer Key (RO)
2. Facility Comments on Written Examinations
-.
NASTY
.. .
.
Attachment 1
.
- . rJ , :uCm,E.- r t.t b..t r.. T O R r c u ri,1. :: a _ css
- ,_. -- --_
U.
. ._
c.,.__t - .. r. . ; r < . t._ t .. e, . N.. ., . 2. ...t ,
_ -
.
t ,.,. . . . . .
_... .. .. _ . .
..- . .r_ .
___________-___-_________
t ,. . . . .c . . . . . .
- t. F . -r
,, .c.. . , Ja._ -
_________________________
DATE ADn!r4I 5 T ER E! : E5.10/ W J/
_________________________
EkArINEF: 00DLEt
____________________ -_--
.- .
r.
-r7 .'n4_5 .
.
_________________________
. N~oi .
A f.vei.
i . . . , u tw. , i;. +e.L...N.,.
.
r. .tn
__________________________
Use s . ! p s r a *. T p 6 3. r . 'ar *he
. a.3_.rs. W: tte a r,5_ e r s c r. c r. e 3: .e ca..
.c . - r.s.t
-
_,.ie ...
... .
> et ,.
. ,.. .. . ..
sv- s.
.,
4>ar -
c r i. .+ . .
.
,.,+t
.
. . .
.: . r .- ,.... e. <..
-
. .s. c. c. c..
,
.,te .tv 2 . - r .,. ... e. _ ,. c . . ..
.. .c..- . . .n s e a a t t,( -
_ . .
, +
. . . -' . , ., u e . .
-' -
u . . '.'.e- c - >---
c' > ; -r - -
.: i a. d e r e c. u -: '. e s at leect ~ ~ " . s >
- es:r c e t e .: o r v. znc e farel .s r e c c c -- :t
1e : , ; . . . c. . . : .o=.. . .. . .. ....9.
.
.
-
.. -.t
.
c . p y. e.. .
..- .
2 .. .
_.
. . . .
. .. .
.. . . .
t .i e .
e..- ..
.
...,c.
.. . :. ..c. . . . . .
...
. .,
.. .c
..__--.. .
. ere_ .... ... . .
..r:
v-: teen -- - r . s n i t . vi..__-- 1
i.i s. . t L+ r ***,u
.u.. ..~,t- -
.' %* ;.
' ' *
o *-', .". ., r " s.'
________ ______ ___________ ________ ___________________________________
.., . . . . ...
im .
. . . __ .
________ ______ ___________ ________ .. _ _ .:d. . .r m ;_ t u__ N U.... .. r_ n. F F u.. s.__
. . - - . .
r r 7,. _ 0 r, .r ; . .o.s , c , .. i r. ....i,.....
-. ...
.c._ p s. r..ar . ,. E F. n a. 0 r u.ou
.
_ ,- u_ - ..
.
s.
., e
. C. ., , ( w. ...
. . .
.
. . , , . . . . ..n .~
________ ______ ___________ ________
, . . . . -
t-.. . ...., etnv: .,
__________..______.
..
n1 . - .. . ... . 1 .
...
,
, , .,.
> .. ... c.
. . . ; t .. . .. . .. c. a n .
.
. ..
_
..e
.
r e_ ., ,.....
.
- ven ri c. ? tv:e;.cd tar.
_________________-_________________
AF'P LIC AN T ' E SI";N AT UF E
.
_ _ _ _ _ _ _ _ _ _ _ _ _ . _ _ _ _ _ . _ _ . _ _ _ _ _ . _ _ _ _ _ _ _ _ _ _ _ _ ___ . _ _ _ _ _ _ _ _
= _ _ _ _ _ __ . ___ . _ _ _ _ . _ _ _ _ _ _ _ _ . . _ _ . _ . . . _ _ . . _ _ _ . _ _.
.
.
- . ;
4 .
- 1. FRINCIPLEE OF NUCLEAR F0WER FLANT CPERATION,
________________________________________________
FAGE :
THERn00rNAn:C5. HEA1 TRANSFEF AND FLulD FLO'-
,
____________________________________________
i
1
GUESTION 1.01 i .50:
Which fluid syster is subcooled by 3rer.ter than 3C F?
j TEhF. FREES. :r.:s,
2 a. 540 1000
,,
. e c.
_
,e,,
.-~.
'
c. 665 2000
v. . et ,. .v - .46,, .3
,
J
! PUEETICN 1.02 (1.50)
Critiesi H.st F;u 'um> ts cetinc3 s; the heat fla
a',whica
,eparture
s ,r oc N x i ea tc- .t.
.
3.in3 (DND
c : . o c c .ir s . Ft e r. .t, n, F :. . . .% t.- i r.
each cf the p a r s.:.e t e r s b-low. tell has the CHF will c h a r.3 c . ( C o n t i .: c t
,
e s e t. paraneter seFct2tei/.
j Licit your ans-e- t: Ti.CF E A SE , DECREACEr cr 'EhAINS UNCr.ANGEC.
a. Eetetc: L:: .a r.t i l ;,* F.a t e .
c. Reactor Cec'snt T e n. : e r a t u r e .
.
!
- . Rescter Ccc; ant Fressure. C3 G 0.5 es] 1.5-
! G U E _ _. I u_ r. 1 . v_ o. 2.uu,
hatt act :ns sa vi; c_ t : . r. t: :. 2 i n t s t n the retctcr : r t t . : s '.
follow;ng a s a g r. ; f ; : E n t iced rejectier. betweer. 230 te 280 EFFD~
Erplain uns tats act:cn 13 effc:tt... .
. ..
! GUEc....2sN: ..v- fl... c.
l A s s o n.e twc equal eaconts cf ne 3s t in r ese t t.. ity are acced tc a reactcr
i c I n s e r t i n g i. 3rcup of odt sn; a s s u n.e tne r e r : t c.t 21 a ri; 1, ; t ; I y cr
,
2 stable Ecstr.1ve s'titup rat.. If the fir s t red ins rt. n recuccs
the startup rate by a he:f will the second rod i r.s e t t s o n reduce i t.e i
startup rate to :erc~ Euplain.
,
3
i (****x CATEG0FY 01 CONTINUED ON NEXT PACE *****> I
i
e
i
y
l I
--.,..-+->--e- - = . .--=w,-ww. -r*%.c.3-,.
,-- .-y. - . - _ _ _ _----y = - - - -,- y---,-my-,_,-,,.,3-e.-m-.-~3ye.-=---,m ,,,-e..=c- .w. -
= _ _ _ - . _ _ . _ _ - -
.
'
.. .
.
-
-
>
1 FRINCIPLE5 0F N U C L E M. F0WER FLANT OPERAT!DN. 'A;E 5
~~~~IEEEE6675555CEI~IiE55~5EEU5EEE~ 56~EEU56~EEUU
e
.
GUESTION . 0 !, (2.00:
If initial count rate is N0 cpi wita a, shutdown na a r 31 n ci 5., unat t3
the new value for the countrate if t h U t d o w ri n.a r 31 r. 15 t ric t c s s e d tc 41' ~
Shcw n4cthod Of c a l c u '. a t i c n . ,
1 . , '
'
GUESTION 1.06 t2.00i -
Why coes enon pe3*. later f c i l c W i n g a 's T,'a t d c w n from a h13h ? <, w e r Ic.el
than it does f c1 1 ovir.3 a shitdrun f i c :t a low power lescli
,t
..
u u t.c i t u d . . c, <
.
t . i. ,, ,
s. Wny niu s t the RCE de n.t i r!t t i r.k; s v o c oo l e d fo;10 win 3 a
reacter trtp
b. Wh, cces tre GT3C s t e a u. temperature decresse betwe.:n -
7C'; ano I S " " t cu- r "
G,Jr, a- .ilu
. ., t.. . . . .
i.co
._
i - , ,a.
_
_
. .
Wnat .sFFear to t c. t it a c c . s t m tem;c store c o e f f i c. l e n t a: .: c r c e cc.cen-
trttien it 2 n:r e be0 E . ; t. ; s i n WH7. ,,.
'
,
, -
1
'
/
GUEITICH 1.C? (3.00) . . i
HOW -cold the actual cr;'.ica, ecc paaltico varf f r c n. t.a e e s t l i:. -a t y.
Oiltical r c ' po s . t i cr. .EC f c *- EACH of the ic11cwin3 s i tu s t i or,s .
Incloc( a SK!EF r. .: ;. l a r- s t, ; . r. WHr.
! a. After a trap i r c rt 100: pcwer" a r, ECF is esiculated using re:c
- e r.c n r u c t t -it. fcr 1 t ,i : Lt; 5 hcur s efter tac + rp o .
. /
b. The actuel bor on c one r r.t r ett o: 25 100 ppe. Iower t hin t he value
uSec for tae ECE.
c. 20 EFFD is used in the'ECF instead of the actual 200 EFFt.
d. The source count rete ht; decreased f r o n. 20 eps te 10 eps
between the t i n. e tne ECF was calculated and the b eJ i r.n t n .:
of tne star tup.
. .
(4**** CATEGO&f 01 C GN T !N U C C ON WIX T .F A'C E s o n s )
.-
.
-
f
g 8
e
. w /
.- ,
Y
'f ,
. i
,
" ?
'
.
- '
. .
._r%._
'
.
.. .
.
-
. . .. . . . . , . -
e. b1. , It L,,1 t .--
,. l D ._ Lr .. . ,. . . -
.
i 1+ r ns. F NUs. Lk.b. rs . Nth
r.rl., .. , M It. , .7
Iw i V e. - e, M 6 A d_ N * t' H o t *
-
T H E F.M O D Y N A h!; E. . HEAT ~RAN5FER AND FLLID FLOW
. ,
LU tS..Gb, 41
,
. 10 t o . v u, ,
State which rod has the greatest INTEGRA~EO rod worth and
EXPLAIN wny. Treat each c o n.F 3 : 150n SeFBTEtely-
a. A rod at the center cf the core comparea to a similst roc
s' the e 3e c# t,e co c .
b. A roc :reppec by i tself c c e.p a r e d to toe s s ,t. - roc ce:n;
dtcppad dur ing a re actor trip.
c. An Anial F0wer inaping Roc compared to c centrol ran,
o
t. U E .C *iTD r '
'
1..*.*. ,.t..*,*.
The reacter is suberttical st 1~ E-3 CP5 when sn atmcsp7eric
cv.,p fz.'.s o p e r, . '
. ~ 5 c A s t c r. .sive is openi
. .
a. E X.r- . , e n. . s una, c
.appent to resetcr pcuer sno . .s ( .
(A;Eu-e l'.e 1;;i;- .I m :.: e r r.c 0 s i s t e ; > a; E. L r r. . r. : e c :; c.
trip cccorsJ
c'. Assure tae s s .T. c tr2.;;=at accurs st ECL. EU L Al . sr ; ; * f .. r e r. c e s
'
ir, tre pouar.Ta.e r e s t. r, u sa a result of tne : r.c r e c s e c t. .i r r. u :- .
- 4 - --
,.A, , 1sw
-- - +$ e. u, *a* s s - w e 9 -
Curir3 pc ,4: cp s t i c r. s t 2 5 '. - i t ,- three 3) reacter c o c i a r *. patp.
(RCF < I r. cpeist;an tne 1 ;.vi i r. F. ; F ,1ccp A; is stsiter.
E r 1 *: f ; ) ::scuss *he tc. lowing c crsmsters cuting the tra. sten.
.
w ,4
_s .- - s. v. .
.
c. .m -
2c_: 4.
..
,, r . . . . , . , c. . . . .
. .- . _ . _
e.. .,.- .. . - _ e. .. . e..
c. Feec rtow ;c ac,a 0..C-.c
.
( .vi
,... C;i.e r- ,. e. . . e. l .r.
_ . -- -- ,
. .
. .. .> ....
Include tne centrol act:crs -- the IC5 wae e apcI: cable.
(***** END GF CATEGOP1 01 ****m)
isr**** ****** END OF EXAMINATION ***************i
_ _ - . _ . _
.. .,
.
l 4
,
..
. .
4
.
,
I
1. PRINCIPLEE OF fiU LEAR POWEE PLANT OPERATION, F ACE 5
,
THERnODYNAhICE, HEAT TRANSFER AND FLUID FLOW
ANEWERE -- inI-1 -85/10/10-DUDLEi
ANSWER 1.01 ; .50)
b.
,
,- REFERENCE +
j Thermccynsmics. Ficta ric~, sne heat T. sn s t'e r (cr nuc.ecr Fawc- ? ; s r. t i
,
ANSWER I.02 :1.50
,
4
!
a. ,ncresse.
A
!
b. Decresss. - .
C. ,DCrE530.
A [ c. e .J.ew 'C I . 1 . ~- . '
REFERENCE
4
,Jestinghcuse .,erati
in
. -
s c l e r. c e ,.
.
en. ..,
.. pp ,-a; e,.c.
.-..
,.
s. r,, e. w c r. .
.. ..- ..
,.
.s,. ,
a
Reactcr Ecuer cust be tocrease: CO.52 to burncut :e n c r. . CO.51
nr-. : : F. -= -v r. 8
<e ,
.
se e00
-
.
4 p. ,
'
i
. . ,..
i .
n to. .wtr ... 2 . s ,.
-
. ;.vv)
,
t. CC .C its: .up r a t- ;3 n c r. - 1 r. c e r with res:, ity. CO.i]
1
AN5WEP 1.05 (;.c3;
K1 = le 1 + $0h* CO.6]
- . . _ ,
- .. . . . ..
- ,
_ v . 7,1
-
C v. .-c,
K2 = le 1 + 0.04
= 0.fo: CO.23 i
CR1 / CR2 = 1 - K2 / 1 - M1- . [0.63
>
C p. .. . e,1 u. _ hr ..
.
,f ,
. _ L, , -.,.
= 100 1 - 0.771 / 1 - 0.962) = S3 eps C 0 .' 4 3
,
'
4%
k
.
d
k
('
,
5
s
t
i
1
5
i
, , - - - - , - , ,, n - . . , - , , , , - , , - , ,4,--y ,--.mg-.,,- n-g,,-.n.-w 3.,,--
- . ._ . . - . _
.a
.
.
- . 1. ,PRINCIliES :>
OF NUCLEAR F0WER PLANT OPERATION. FACE '
THERn0DrNAniCS, HEAT TRANSFER AND FLUIC FLOW
,-------------------------------------
-ANSWERS L THI-1 -55/10/10-CUDLEY
,
8:EFERENCE
NET 3-11.jp 11 1-2
A t4 5 W E R 1.06 (2.00)
Equillcrivs' qcine is pecpor:1cnal tc Fower, wotic equillcrtum
xenon is,not.' C .0 inerefer you have a h:gher rstic of 1: Xe
at h sher pcwer levels. The greater the I to Xe ratio the longer
it takes for,suffi: lent 1 te $tesy t o ), e such that equ;11driun.
Production abc ce:a cf xe is cccurr:ng (i.e. the peak). C1.03
p -r r . ro. . -r t m
u-e
Th! React.cr The e r ,- Lessca Plar, p 49, 54, 59
.
ANEWE F: 1.07 (2.00)
s
t
'ft
,
a. The 2.5 F subc; clin: limit insures that the corv. is fully co." ec
> saccounts f or : n str un.c n; e : c : ; t 1. 0 ~.
ens snoing : s pr es ente c.
'
. t:f. CT S G temp e r a t.ut e de c r e. a s es cecause the amount cf supenheat
.
'oecreases due :ecuted heti t:snsfer ares ano te gr eater s tear
- steaux flow. C1.0;
- i
DEFERENCE
0F 1101-1 p i4i
RCI. Lesson ~1 n p 32-3e
i
,
,
ANSWER 1.06 :.5;/
, . .
-tn, e rt , s, meccers lesa nt3ar.l.c anc car. e v e r< t u a ,i t e
' cc ne : : s ; ,., ; / -: . ..
AE the LO'NrStcP he t5 U" ;ti e W *- s T.s 1 0 n rEnOvC5 t. G: Cn 1o*r tn1 CO'G.
,
/' This intrccuces pcsitivc reactivity because neutron a b s c r p t i c r. has
been r edu:es. The enansicn of the moder stcr c l or.e int' o;x e s negcts.a
4 react <ity.because there 12 less neutron thermali:stico i r, the core.
As bor on concerttr ation increeses, its positive reactivitv effect increates
'
until it nay bdecme greater than the negative contribution due to
reduced th e r .1. a ' i e t ; o r. . (3.5^
REFERENCE
,
Nuclear Fundanentals
. 1,
'l
t
\ . , , . - . . . . . _ - . , , , , _ _ , _ _ _ , - -
, - , - - c, ,-- - - . . _ _ . ,
_ _ . .
.
.8 .
.
-
1. FRINCIFLES CF NUCLEAR FGWEE FLANT GFERATIGd, FAGE
~
THERn00'rNAnICS, HEAT TRANSFER AND FLUID Fw0W
ANSWERS -- inI-1 -65/10/10-DUDLEY
ANSWER 1.09 (3.00)
a. Actual critical position will be hi3 her EC.35: due to Xenon peak
after the trip. E0.43
b. Act:n1 critical positic. wil' be lower C0.351 with less bc cn in
the f:05 the C o n :.t o l Rods *111 need to be inserted to compensate for
the lower reactivity of the boren.CO.43
c. Actus1 critaral pos; tion will be hi 3ner [0.353 due to le ss e >. : e s. 2-
reset:vitf remaining in the core at 200 EFFD.CO.43
d. Actus1 critics 1 posit:en will be tne same [0.353 since in:tial
.c -: f f e .. t c c. t. . F icnt, pcuer at a h i c . . E e, r.
- ,
c o u r. t rate ., a - ::cor si ., .s.-.
REFERENCE
ruclear F ur. c s .~.c r t a l 5
.
n N s. . E -. . . ....
. ,.
. a. . ...
a. Center of core CO.42 cue t: hi3ner flu. at center of core. [0.s3 .
4
b. Dr opted av :ttelf [0.4 c :.. c to reducec effectiveness is5roow:n3)
caused by ac; scent recs curing a s c r a 1. CO.63
c. Contial r c:' E >. 4: s oce AP 5 F: :. c : s c e se:t3on i; o n '. y p. t r - of
red. [0.63
-- --
Fs,-
LY U Y,wr eNYL
b e a b C T' E'hyS1C3 r- '~ 14C** 1
- _ _ __, ._ - - - -- - - - - , .
._ .
.
.
'
.
.
,
1. FFINCI:LES OF NUCLEAR POWER F LANT GPER ATION, PAGE 6
THERn0 DYNAMIC $. HEAT TRANSFEE AND FLUID FLOW
ANSWERS -- inI-1 -85e12/10-DUCLEr
ANSWER 1.11 (5.05)
A. The eucess. steam flow causes Tsve to decrease and insert
positive reactivity. Ine pcsitive reactivity increase causes
- cuer tc risc 3+ =' eve- Incr ec s irog r a te. W h e r. the
- Ica+
reeches the PDAH, the fuel t en.per atur e rise will add negative
reactivity via the doppler feecback anc acc reactor heat to
stop the tempe*sture decrease. The power iIse E n c' c c.o l o c u n
will continue until reacter power equals steam cemand. st.5*
E: . The rste st which power r.ses will be n.uch highet anc the
tin e tc r c 6 c ?- the FCAn wil; be much s n a r t, e r because th- Et f f
is smaller a r. d the rate st which reactivity is Ir.tr oduc et is
lanser (more nc3att.c ~~C:. At the +nc, poact will b the
s a n.e but tes3per ttu e mucn higher (more n e 3 c t :. v e P. T ~ ) t. u t still
ce,cw
.
. ric - I c a c .4.e. 1.-. c
a REFERENCE
ANG 1 Fescto- Thecr. part 1 p3 27
t
. , . ,
n. k, u-ec
..F .
...- .a sc-se
A. Th I . .t ci c:11 dic cs!,c,C:.5: Tc w1;l increase.:G.42 -cti 1: to a. c: 1. . '. s i r.
e r.e r g y (hett) :. a l a r. e e . 5: r dT.CO.53
E. ree1 ?Ica w11i - Lajus'.ea b, ICS to a.41n'. Sin Tc's equal.[0.5: '; C ~ 5 ',
will nave increasec feed flow anc 'E' CTSG will have cec r essed feed
,.
iL.>. w. r. sco ,ca
.- . .
t' .. a u . t ,s , ., ,2 .
.
. i lev (,. A i n t ,, s !
C. CT5G iesel wil: ft.1;c ieed flow t t: thtt OT5G.[0.53 'A' DT5G ie el will
increase ano E' OTSC level will decrease, again to aalar,ce Tc':. 0.5:
1
i
REFERENCE
C P erater Tralr.irg nanual Vc1 III, Hest Eachcnger Heat Transfer p 153
,
,
l
.
- - , - - - , - _ - - - - _ _ . _ - _ - - , . . . -, - ,_ . . , . - ., _ - - - - , - - .. - . _ , . _
._._ _ . _ . _ - . _ - .__ __ . __. - .
.
'
. *.
d
.
TEST CROS5 REFERENCE F' A T E
GUESTION VALUE REFERENCE
------ ----------
01.01 .M DJD0001007
01.02 1.50 0U0000*.006
Ci.03 1-00 DUD:.c;1002
01.04 1.00 DUD 00C1010
'
01.05 2.00 DUD 0001011
01.06 0.00 000000101
01.07 2.00 CUD 00010:0
01.05 2.50 DUD 0001014
01.09 3.00 0U00001015
01.10 3.0C D U D 00 0101.3
01.11 5.00 D00000:017
'
01.12 3.50 C'JDOC 0101G
5.00
Ome---
25.0(
,
i- '
AttachentJ
.
4
rin et/i g G m m r5lb ny
areic,, t ,,,,o ,'
.
, o ..g :- p, '~
_
j(-f $ $ $$ '5f
. i.cs q A. .
-e
L
'.
c~u t e c , w e. ~ m ,e <ddd %
' nua y ~~we e h9t , yy C \o- %
-
puuh =# oo u p e-e.v t e. R>- Ang "
A6, b y-bs is ,a 4b. h6 er
scLto us coca of A Re no,.a wLicL
.c h= rcA w$ uwc 4h s p eed w s Ao
w u o 0 .~ e. .
107 b 17 kedq w 70 [o 9we 's ,
- b _te. du key
t\urh b he. t.t ene. e .
AM g bd- (" r' * 'b # d ' h *P
669M c3 ~ 90% ps aJ w-~, r t y
_ . _ _ . . c.o A wv k 4o- aoo % y me,
_
m Q,,ekow 'si g=A, bd bs ack o C. f g
_
Ah cca J Ak f u _ti
_. -
s er 1, . n r.. m u y v
_ by wAedock J g r e ce20% ,
.
s &
- * '
s , wm
-%.,-
4
,
l-
-
-
- _ .