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1、6.2 DeMorgan equivalent symbol for a 7430 8-input NAND gate 6.3 DeMorgan equivalent symbol for a 7427 3-input NOR gate6.9 156=90ns6.20(a) F=X,Y,Z(2,4,7) U174HC138Y015Y114Y213Y312Y411Y510Y69Y77A1B2C3G16G2A4G2B5U2A74HC10R1VCCGNDZYX(b) F=A,B,C(3,4,5,6,7)U174HC138Y015Y114Y213Y312Y411Y510Y69Y77A1B2C3G16G
2、2A4G2B5U2A74HC10R1VCCGNDABC(c) F=A,B,C,D(0,2,10,12)U174HC138N_4VY015Y114Y213Y312Y411Y510Y69Y77A1B2C3G16G2A4G2B5U2A74HC20N_4VR11kVCC5VGNDABCDF(d) F=W,X,Y,Z(2,3,4,5,8,10,12,14)(e) F=W,X,Y(0,2,4,5), G=W,X,Y(1,2,3,6)(f) F=A,B,C(2,6), G=C,D,E(0,2,3)6.21 When the EN_L signal is asserted, the two part of t
3、he 74xx139 will be chosen simultaneously and it will cause fighting in the party-line. we could add an inverter to either of the enable input 1G_L or 2G_L to solve this problem.6.22 74ls138: g1- out 38ns G2a_l,G2b_l - out 32ns Any select-out 41ns 74ls151: any selectY 32ns Any data Y 20ns Enable Y 30
4、ns 74ls20: 15nsThe maximum propagation delay =41+32+15=88ns6.24 Even number of xnor gatesOne xnor gateIts an even-parity circuit. 6.38 Truth bableinputoutputABCDY9Y8Y7Y6Y5Y4Y3Y2Y1Y000000000000001000100000000100010000000010000110000001000010000000100000101000010000001100001000000011100100000001000010
5、0000000100110000000001010dddddddddd1011dddddddddd1100dddddddddd1101dddddddddd1110dddddddddd1111dddddddddd11d111d111dd11ddYi(i=09)ABCDY9=ADY8=ADY7=BCDY6=BCDY5=BCDY4=BCDY3=BCDY2=BCDY1=ABCDY0=ABCD6.43 6.50I9I8I7I6I5I4I3I2I1I0Y3Y2Y1Y01000000000111101000000001110001000000001110001000000011000001000000101
6、0000010000010000000010000011000000010000100000000010000100000000010000Y3=I9+I8Y2=I9+I8+I7+I6+I5+I4Y1= I9+I8+I7+I6+I3+I2Y0= I9+I7+I5+ I3+I16.51 NAND=NOT-ORI15I14I13I12I11I10I9I8I7I6I5I4I3I2I1I0DCBA01111011100110101100010110101001001010000011100110001010010000011000100000100000D=I15+I14+I13+I12+I11+I1
7、0+19+18C= I15+I14+I13+I12+I7+I6+I5+I4B= I15+I14+ I11+I10+ I7+I6+I3+I2A= I15 +I13+I11 +19+ I7 +I5 +I3+I16.52 6.53 U174LS148NA09A17A26GS14D313D41D52D212D111D010D74D63EI5EO15EI_LI7_LI6_LI5_LI4_LI3_LI2_LI1_LI0_LA0A1A2AVALIDEOU2A74HC05N_4V6.63 truth table: let S1,S0 to be select signals, A0:4, B0:4, C0:4
8、 are the 5-bit input data, Y0:4 is the output.INPUTOUTPUTS1S0Y0Y1Y2Y3Y400A0A1A2A3A401B0B1B2B3B410C0C1C2C3C41100000Y0=S1S0A0+S1S0B0+S1S0C0Y1=S1S0A1+S1S0B4+S1S0C1Y2=S1S0A2+S1S0B2+S1S0C2Y3=S1S0A3+S1S0B3+S1S0C3Y4=S1S0A4+S1S0B4+S1S0C4S1S1A0A1A2A3A4B0B1B2B3B4C0C1C2C3C4Y0Y1Y2Y3Y4VCCGND6.74 Selecting circui
9、tPQRTS2S1S0SASBY33333Let SA SB=00, select P =01, Q =10, R =11, TSo, S2S1S0SASBY00000P00100P01000P01101Q10000P10100P11010R11111TGOT,SA=S1S2SB=S1S0 薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂
10、膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆
11、莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇
12、肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈
13、膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂
14、莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃
15、肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆
16、膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈
17、莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿
18、肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂
19、芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄
20、羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇
21、肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈
22、节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀
23、羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃
24、肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄
25、芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈
26、罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿
27、膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀
28、芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄
29、羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅
30、腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿
31、芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀
32、羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁
33、膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅
34、艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿螄芁膁蚄蚀芁莃蒇聿芀蒅螃羅艿薈薅袁芈芇螁螇芇莀薄肆莆蒂蝿羂莅薄薂袈莅芄螈螄羁蒆薀螀羀蕿袆肈罿芈虿羄羈莁袄袀羈蒃蚇螆羇薅蒀肅肆芅蚅羁肅莇蒈袇肄蕿蚄袃肃艿薆蝿肂莁螂肇肂蒄薅羃肁薆螀衿膀芆薃螅腿莈螈蚁膈蒀薁羀膇芀螇羆膆莂虿袂膆蒅袅螈膅薇蚈肆膄芇蒁羂芃荿蚆袈节蒁葿