137page

^1|ltr =+ql EJ5 H ^dE-d 125 Fcostol E_tr +BEtlql^] =nuJ-alal 4L+61= dt+q ?= tr}+ 49e. €q. Fcos A/cosg ral 7_9 ==J E ollAj el xlEloa{ ljUO_I - |"o.g'cosl ol dt*4"1 qE , "X oltol qE €Bol CzlZl € 4. 3Btsol =B6Ial q= 4r9 dE*eg "Jaldt *e t,4 +trI. ol eflrl$g trfl 7-el+ ,J"l +e flzlfl9 ^J6IgzI= F^lql ulltz]zlzll 6I= 4 olzl"J oJ "flE "Jald++eg.JolHE trI+ ^l + rJa * p/0 tr _ g+. € zlr-l p= ,JC E(N/md)-E ,l tr^J+oll ^J6I 9z1i: g AB6Lzl gatl g,q'J 'Jaldt+q$ : ,1]Eel 'J^J EE * t/64Eolq. (tr 7-5)=.Jaldt*er+ dri-E =B€ +4^lE el = Elr"-J z)etr- eBql ge+ dt+qg altzle+ = zlolz| 9l= 4*zl 91tr1. ol 43 flz}9 ;471+7I glel !+= +str|= ag e-ltrl+tr}. E 7_5 zlttEJ gzltrESaJ+ €=ilelol Hl-n (3) dele+ =BH€ eBg t:3 7-101e+ ?"1 =BtrE *6I flz}=ol +dq *zl olE 49g ^J'-l6I zl"J d^l _ e =Bg ^J6l gzlzl- lts] 4. 4el"JE 4.+4 +zl "Jtr+. + ol zlaJ =84 eg trB 7-Lrl+ ,Jol ++E ++r+ +Z BBee ^J6I flzi?ol a.+4 +zl e 4a E + 91trI. dt*qg z}o}ts eBEql 4?+ g+ql^l €Bol ^Ja4. ol eB Efql^l =B€ bplp -- 'aZPTt Zltlxl(MPa) d*xl(MPa) HIE^l Au Ag Cu Zn Mg 4500 4500 6400 4800 3000 900 7500 6400 5700 3620 0.92 0.60 1.00 0.94 0.83