Sn63-Pb37 双金属结构在模拟湿热大气环境中的电化学腐蚀行为初探.pdf

% 2 7 8 % 6 % +@BB%Efp%f@ Vo1 .27 No .6 2007 12 3 Journal of Chinese Society for Corrosion and Protection Dec. 2007 A- 1 811 = Ep a#!?( printed circuit board, PCB ) wR@-HT%+, 3LkQT#i+MS#8 s%@H%ei~lm#%mB#8@*%-mY6k,% 7@BQS#8NlS%l4$4@JIK$A,Z$ CuISn63- PH+EI#T@$R,~~(%M$EI#T@%?~ m%II,m Pb37 XXE%#%#-%i$@R$i$!%MFfSkkfl E ~ Rt ~ - s m ~ ra$~r$b$+-~ a ~ . EiE tLTPH ggf@4;%ignkk[-30 ,rnuz+% ?2%%%4;%SQT%#@%i++S%3 $J m%%, 3EP811Q$fi;$%SiFPr;l;%TBq, ;r% Lii PPB$RT@ksmV%BEEg3$@f@s@MF2 mY6%JR%m$i241t~R3@:idE,a a 2 c u fl 0 s ~ ~ ~ - P ~ ~ ~ X ~ ~ ; % @ P @ /41,% M%M%R#E X I J [ HILL,$ZST%%R@E#II $?a( atmospheric H E CuISn63-Pb37 218771;FfiJ%b!Ji3?EQ$E@f corrosion monitor, ACM ) E33[ ,%%S$$%,?@ kko #mii54;%TMQiE@@4li%HR@G% %%%r;l;%T 7 %RBtETTPB%%%@li%E %, akail;!Z;tiffR CuISn63-Ph37 #%X$ttwi@.$n , Ei$E?J!U 7 CuISn63-Pb37 iEX$KJPB$EQiEQ I , 5 3 i T 0EST@ ,*- hlEaQiEQl2, U$G%QiE@@E3+3% *54;%+ma@a%i%atgRa%7;ssaik+ rn@@%b9%Z0 R@~6q7j, HETEiTB@%J3*3,R%VZ%%J33 ik.],lEg$$B+M, PPBfEJS~BtkE8gPSEB %mE5EEir3EB%~Jm,H%M+REkiX %@t$$$%QIH%c u ( %r$% 99.9% ) fl + ~ ~ R ~ ~ ~ J ~ M [ s;(%Patmmam~ R z E z ~ F J ~ , Sn63-Ph37 ( HL Sn63 PbA )J@%$~I#@%71( $E5ET@MV3BEA;H%,r$P%T%$EPWFZQ.),%% E=@:EB~~~~TRSZloooy ,IW~.y$nw !37 EPG G,T%HoRT@%%%MiEX$i$@I#m%? ?$%0.5 cm2,Cu $ISn63-Pb37 i%#gf%f8h!ko%k% Cu 3Sn63-Pb37 2l43474e%!d33, @#d1d@%l 78%A%BatgtR%%G?a%$fi+iBj70 % AB% 38 d