239page

^112tr aLH z+ ^|]e 233 (a) fl4 (b) 86|LH+ (c) fl 47Pl (d) $lt-l+01 (e) El+al (f) sJdEB ral 3-23 4^Hel 7lE rl8 al. ?:= 4ltl (1) "JtgI e fl4.JtI"J : El^! E= *+^4 0E 7=21, +4, Hl4 Fql r*ol 2!?1trI. @ ,f$.JtI"J : ElrloJ+ Hli+ ^Igs, +l4"JtI.JH+ R4ololrl *4{_e ol+ @ 4"JoJt"J : E^4 o_E^J Ct=Jol +61 4+. @ ElrJ"J 49e=. 7l* Be 4il=. .rlElCe =4. @ tt"Jg zl.+ol *ola}€ 4.?+2 9,9-E 6I= *ql 4.J6I4. @ ggg rJols *Bol 'Izl 9*9str, A4. E E= &+E+ AEtr ^l++trI. (2) +4 @ ulaulzl #4d ts49 "fl zl^zl HJ=!E^] q+eel fr4d_e g 4olul. @ 4zll +ql^-l 7l* ziq+] 4* =r4E =4E ,Aola+,,-lltlCol ,J6l_z gd Egol zlolr] El+ +^JE 5+ ^J^l+ol+ Hlg* F"il 2loJ4. (3) EIrJ4 (granite) O 4+, -tr+el A=zn, ']] .glrzlls r*ol ^l*€+. @ t="*ol E*r qlBzllE Eg + 9lq. @ 4z1l +"1^l 7l* z}+Col ++6Iq a+Eel H.u}gql ol+€4. @ EIEJ^{ 4 qld ol oI+EIQ.