$B8=>l%l%]!<%H(B$B?o;~99?7Cf(B

vol.19  $B;R$I$b$OM7$s$G$/$l$k?M$,9%$-(B

$BBg8g$5$s$N$O$+$i$$$G!V%+%U%'%l%9%H%i%s0=!W$GF/$/$3$H$K$J$C$?=U:Z$A$c$s!#$G$b54$N5o$L4V$K!D$*$C$H$C$H0c$&0c$&!"1|$5$s$N5o$J$$4V$K>! $B%T%s;R$5$s(B$B!V2?$h!"=i$a$F?2<<$KF~$k$+$i!"2?$+4V0c$$$,$"$k$+$bCN$l$J$$$C$F;#1FA0$+$i$:$C$H3Z$7$_$K$7$F$?$N$K!*!*2?$G%F%i%9$J$N!*!*!*!*!W(B
$B$=$&!"$3$N%7!<%s$O%7!<%:%s(B2$B$,;O$^$kA0$K9T$o$l$?2q8+$G4\$5$s!"%T%s;R$5$s$,3Z$7$_$K!J!)!K$7$F$$$?%7!<%s$J$s$G$9$M!#;DG0$J$,$i?2<<$G$O$J$/!"%F%i%9$KJQ$o$C$F$7$^$$$^$7$?$,!"$d$O$jIWIX$N?2<<$O0=$5$s$HBg8g$5$s$NMr$N$h$&$J$d$j$H$j$NIt20$J$s$G$9$M!z(B

$BK.$5$s$+$i$b8@$C$F$b$i$C$?$H$$$&$N$K!"J9$-F~$l$F$b$i$($J$+$C$?0=$5$s!"=U:Z$A$c$s$,$I$s$J;R$+$o$+$i$J$$$+$iIT0B$J$s$G$9!#$7$+$b!"B@O:$A$c$s$NLLE]$r8+$F$$$FHh$l$-$C$F$$$k$+$i!"M>7W$K$[$+$N$3$H$r9M$($kM>M5$,$J$$$s$G$7$g$&$M!#E]$l$k$h$&$K?2$F$7$^$C$?0=$5$s$+$iB@O:$A$c$s$rMB$+$C$?$N$O=U:Z$A$c$s$G$7$?!#(B

$B $B$*Ic$5$s$N;j$5$s$h$j!"$+$o$$$,$C$F$/$l$k=U:Z$A$c$s$N$[$&$,9%$-$K$J$C$A$c$C$?$_$?$$$J$s$G$9$1$l$I!";j$5$sLr!&?e>e7u@1$5$s$O.$5$/$F;R $B?e>e$5$s(B$B!V$\$/!">.$5$$;R$"$d$9$N>e $B4FFD!V$=$l$8$c%@%a$J$s$@!*q%$/$s!"$3$C$A$N$*;P$A$c$s$N$[$&$K9T$1$k!)!W(B

$B$9$4$$!*8+;v$J$* $B@uLn$5$s(B$B!V$^!
$B$A$g$C$H;DG0$=$&$J@uLn$5$s!D$G$b!"$3$J$$$@B@O:$/$s$N$*@$OC$GHh$l$F?2$A$c$C$?$j$7$?$+$i!"0l=o$KM7$s$G$/$l$k=U:Z$A$c$s$N$[$&$,$$$$$s$@$h$M!*(B
$B$h$/!"%I%i%^$N;#1F$G$O!V;R$I$bBT$A!W$H$$$&$3$H$,8@$o$l$F$$$F!">.$5$$;R$,$A$c$s$H=PMh$k$+$I$&$+$K$+$+$C$F$$$k$H8@$C$F$b2a8@$G$O$"$j$^$;$s!#$J$N$KM=A[0J>e$N$9$4$$$*$*3Z$7$_$K!*(B

$B%$%a!<%8(B

$BM7$s$G$/$l$J$$$+$i$d$@(B

$B!V%+%U%'%l%9%H%i%s$"$d!W$G0l=o$KF/$/$3$H$K$J$C$?=U:Z$A$c$s!#<+J,$NL4$r8+$D$1$?9a;R$A$c$s!#$=$7$F$^$@<+J,$,2?$r$9$k$N$+8+$D$+$i$J$$NC$/$s!#%7!<%:%s(B1$B$G$OF1$8$h$&$KG:$s$G!"$I$&$K$+A0$r8~$3$&$H$b$,$$$F4hD%$C$?7CM}$5$s!"M[;R$A$c$s!"$=$7$F>:$/$s!#$3$NE9$K$$$F!"Bg8g$5$s$d0=$5$s$H2a$4$7$?$+$i$3$=F@$i$l$?$3$H$,$?$/$5$s$"$C$?$_$s$J!#$@$+$i$3$NE9$K$$$k8eGZ$?$A$K!"$3$3$G?7$7$$$3$H$r8+$D$1$FM_$7$$$H!":$/$s$NOC$H$O!)$I$&$>$*3Z$7$_$K!*(B

$B%$%a!<%8(B

$B$A$c$s$HOC$rJ9$/$3$H$,Bg;v(B