

Sh n ( +b {. )
E U] -U] {k  n Sh n nJ< nx Mi  V  Ebx Mi  + {k Zc Vi *  xx { +H x E nx    { |E] x Mi * U] x  { U]-U] n n nM xV +x Mi ,  nM n  b  Vi  +  Vi  + n    M  M E E EE V  Vi *

V |E{ +vE i    E i Sh n  fE Vi * |i   i {Ex  {  M Vi   ]-], nC + +Ei  Vi * E -E i { E {   S{]  Vi  x  V  G E M x i *   -S  i{x gx E l P]i i  Ex +| iE i *

<  E El E B, n E x  MvE E Sh Ex  xiVxE {h  * |iE Elx E {S UcE |i +Mi  E n iE +  x E n 0.2 |ii E{]x E UbE E Vx SB*

EV n
  {V + h  { M * {k E xS i { E-E nM { Vi * n   nM { i E fE i  + { i E xV +i * >{ i { {k { +  xV +i  + Zc Vi *

<  E Eh BE n Z Vi  VE x  <S{ {* <  E El E B 0.3 |ii ]C ( E{ +CC<b )  2:2:50 b CS ( J +  1974 )  0.2 |ii b<lx Vb-78E |M E Z n M *

+]x {k-nM
  Vx-  |E] i * < {k E xS U]-U], ii, {  M  nM xi *  nM c  Vi  + |i {k M Vi * <x nM E xx E Eh Vc. +x{ E Bx * <  E El 0.02 |ii b<]x  b<lx Vb- 78 E n UbE  E V Ei *

E {k nM
  Vx-  nJ< ni * < U] M,  nM nJ< ni * <x nM E S +  v  i *  nM gi Vi  + {k E nx + xV +i * V {k < n  |i i   J Vi  + M Vi * <  E i EV n V x]   i  V {k E xS i { M  v xi nJ< ni * <  E El E B b<lx Vb -78 b<lx B-45E 0.2 |ii P E UbE EM { M*

 Mx
  E< n  {n i  V . {. E]]E {  +]x {. {] C   Mx E Eh  x <*

 E xS   E  nM xV +i  V n  gE {  E fE i * =x VM { E nx  {n  Vi  + E E  { M M E U xV +i * V    xV +, <E El E B b<lx Vc-78  ]C E 0.2 |ii E UcE Ex SB*

Cb{ {.   E {k { E  U]-U] v x Vi * <E El E B 0.2 |ii b<lx Vb-78E UbE Ex SB* +M  E b E <iE E vx  E V i  M  Vi * <E El E B n ]]<Cx 500  1000 {.{.B xpi E P E <i E V i <E Ih
{i  Vi *

G& {U

J{`

+x 

G& +M

- |J E
-  E Sx
- |h + {h
- v< + E]-U]
- M E |v
-  +  +x
- E] + El
- M + El
- E]< b<