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180 ^1126| Z+"JHJ E9 +=(8+=) nl== 7IE Lll E +tr}. zlE9 t.zsul ol ElEg= +=(61-+=) ral 2-67 Et ==al E H9 HH= (2) !-9 += o iJg OrS, itz ol^Jg ra-, +g".J !-= dlsg +Jge- @ +Z ,J4? 2.5(cm) ol^J, += zlEE l.bHI olt, aql ^l7J ^J+=<le=.+4. @ +=e-l Hll^l= 5H+ a+= x]q6}r 2t ol6|_E +4. @l g Edtrql E6Iq !-E +tql^l= o}4+ql, *++ql^]= .Jquq. ul4rJ, ol +Bql €+.(Be a.)9 ull^l6-J4. O +. ol+ elil . ? _ l*4 ol 4I4 z++6I= +E . oJ+q ol zI+6I= +E (3) += e 9l +"tl .J ^J4 ol +=g zl$ 6(mm) ol^JE 4+ )^a-, += ,J4Z -H- ==9 3/4 o16l E. 45 (.rn) ol6}tr- HI il+4. +=g d+q q z.l.J+4. "Jt+cl^.1= +=g r*ol '+r +*+"il^l= 441 '+.tr}. +=q #"il= 135" oltoE ?JaA= "J=q =r4E +ql +E6l d=lrlzl z-14 rlg9 Eg *4q *d+4. !-el aol 0o(cm) ol^J"J "l"I= +=e-l eEBg ulzlalzl 96Iq +eql !-= J.o uJLrI r-=. -dr--.l . @ @ @ @