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146 ^lt2g z+gEJ E 2-O tr-= E=9 ^l+(KS L4201) @ rldE qE : 9qI e4*e-s ^I*6Ir qEE il+= (tr 2-8)+ rJtr+. E 2-B ^|fl.lE q=q EA "J ^l+ (KS F4004) (4) qEE "IEA qEg g^Jg 2t= 4ol fl4olzl"J elql 4+ trEe_tr trJ=q ^I+6.JtrI. (f) HJHJtr ts (b) treEE (c) UJET :=J 2-39 (d) 0leEE E=e-l oh=tr (tq : mm) --- . ---=-\ + E 4. = -\-\ o -rT 7J 0l L1 HI F nll 7I=E("J HJE ) 7lE-d(E=g,5fa1E) 210 190 100 90 60 tr-7 - "1 A xl +5 +3 !2.5 1^ IO a4 LO ?-4 VO 24x121 3L )J 24t 1t1 3^l z 24t'121 3^lz E -^--Q- Fi--r- = eb) 10 06l 13 06l. 13 oal 16 06l. 15 06l. 18 o ldl. oI* 7l-E tl -l c)! 210 [kg/ m') 160 [kg/ m') 1 1O Ikg/ m'J x= O 'TT xl #(mm) e aJ(t<s) "J+'2JE(kgf /srr) KS rlEl tHE a ^ .)- / t--- = voatl 190x90x57 1.95 82 olAr -7 .ii (e) HJtr