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11. A 12. D 13. C 14.D 15. A 16.A 17.B 18. D 19. A 20.A
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61ܸıֱѹΪֱûдСı仯ʲܲ仯ĴͨͲڸ߲綯Ƽ 63F?AC?BC?AB ?AC?BC?A
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65. ͨԳƽԲתų̶תͻתųиӶתвӦ綯ƺ͵תתųòתγɵתأ綯˳תųķת 67. F=ABC+B
=B(1+AC)
=B 69ݹ;ͬŲϿԷΪ
ŲϣšȥžףƬ ӲŲϣšȥűȽѣʣŴô ۾شŲϣͻΪΣԪ 70ʱΪߵƽڼ䣬״̬һϵı仯Ϊշ
72ΪźŵƵʱΪԭźƵʳɷfmax2ǣ
ÿβźŶʧرֵһβʱ̣Ӷģźɢ ġ 73
74⣺״̬ͼΪ
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ʿ֪ΪĽƼ 75·жֹܾΪ0 76״̬ͼΪ
QAQBQCQD 0000000100100011100101001000011101100101 õ·һ8421ʮƼ
77aY1=A+B+D (b) Y2=ABD 79.
80. D2ͨD1 ֹ UAB=-4V 81.
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83?139?10??100111001?8421??100111111?2421??10011110084a: Qn?1?5421
?D b: Qn?1?Qn c: Qn?1?Qn
?Qn e: Qn?1?Qn
d: Qn?185ͼ1D2ͨD1ֹUAB=-3.3V
ͼ2D1ͨD2ֹUAB=-5.3V 86ĿŵͼΪ
ABCD00111X01111X1011XX00011110
ͼɵãF?D?AC 87⣺
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ULSB10.041?n ?n?1/7 UFSR2?10.282?1?2n?1?7 2n?8
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TN?9550? SN?1.1?7.5N?m 1400n1?nN1500?1400??0.067 n11500 f2?sf1?3.33Hz
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12?0.7?0.023mA 500 IC?50?0.023?1.13mA
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