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1、名师精编优秀教案7 闭合电路的欧姆定律学习目标1.经历闭合电路欧姆定律的理论推导过程.体验能量转化和守恒定律在电路中的具体应用,理解内、外电路的能量转化.2.理解内、外电路的电势降落,理解闭合电路欧姆定律.3.会用闭合电路欧姆定律分析路端电压与负载、电流的关系.自主探究1.闭合电路:.外电路:.内电路:.2.闭合电路的欧姆定律:.合作探究一、课题引入 演示实验一 当开关 S1闭合,灯泡 L1发光.当开关 S2闭合,请观察灯泡L1亮度如何变化.小组合作 猜想:灯泡 L1亮度为什么会这么变化?二、认识闭合电路名师精编优秀教案1.闭合电路:.2.外电路:.3.内电路:.小组合作 (1)电源起什么作用
2、?.(2)电源怎么实现提供电能?.(3)如何描述电源把其他形式的能转化为电能的本领?.(4)如何定量描述非静电力做的功?.(5)电源提供的电能消耗到了哪里?.三、闭合电路的欧姆定律闭合电路的欧姆定律:.【巩固训练】如图所示,R1=14,R2=9.当开关处于位置1 时,电流表示数I1=0.2 A;当开关处于位置 2 时,电流表示数I2=0.3 A.求电源的电动势E和内阻r.四、讨论及应用1.路端电压、内电压和电动势的关系(1)实验验证 演示实验二 实验证明:U路+U内是一个定值.文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I
3、10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1
4、I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O
5、1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9
6、O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D
7、9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3
8、D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J
9、3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9名师精编优秀教案解决几个问题:用 V1测.用 V2测.如图实验装置,改变滑动变阻器接入电路的阻值,记录外电路电压和内电路电压的数据.(2)内、外电路电势降落之和U外+U内等于.即.2.路端电
10、压与电流的关系:小组合作 演示实验一 中,当开关 S2闭合,灯泡 L1变暗,请同学们解释实验现象.当开关 S3闭合时,灯泡 L1、L2亮度会有什么变化?小组合作 图线与纵坐标交点的物理意义.图线与横坐标交点的物理意义.直线斜率的物理意义.结论:图线与纵坐标交点的物理意义:.文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9
11、U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH
12、9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 Z
13、H9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7
14、ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7
15、 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F
16、7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5
17、F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9名师精编优秀教案图线与横坐标交点的物理意义:.直线斜率的物理意义:.课堂检测1.关于电源的电动势,下面叙述正确的是()A.电源的电动势就是接在电源两极间的电压表测得的电压B.同一电源接入不同电路,电动势就会发生变化C.电源的电动势是表示电源把其他形式的能转化为电能的本领大小的物理量D.在闭合电路中,当外电阻变大时,路端电压变大,电源的电动势也变大2.一太阳能电池板,测得它的开路电压为800 mV
18、,短路电流40 mA.如将该电池板与一阻值为 20 的电阻器连成一闭合电路,则它的路端电压是()A.0.10 V B.0.20 V C.0.30 V D.0.40 V 3.某学生在研究串联电路的电压时,接成如图所示电路,接通 S后,他将高内阻的电压表并联在A、C两点间时,电压表读数为U,当并联在A、B两点间时,电压表读数也为U,当并联在B、C两点间时,电压表读数为零,则出现此种情况的原因是(R1,R2阻值相差不大)()A.AB段断路B.BC段断路C.AB段短路D.BC段短路4.如图所示的电路中,电源的电动势E和内电阻r恒定不变,电灯 L 恰能正常发光,如果变阻器的滑片向b端滑动,则()A.电灯
19、 L 更亮,安培表的示数减小B.电灯 L 更亮,安培表的示数增大文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J
20、3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10
21、J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV1
22、0J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV
23、10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:C
24、V10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:
25、CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9名师精编
26、优秀教案C.电灯 L 更暗,安培表的示数减小D.电灯 L 更暗,安培表的示数增大5.如图所示的电路中,当变阻器R3的滑动片P向b端移动时()A.电压表示数变大,电流表示数变小B.电压表示数变小,电流表示数变大C.电压表示数变大,电流表示数变大D.电压表示数变小,电流表示数变小6.如图所示为两个不同闭合电路中两个不同电源的图象,则下列说法中不正确的是()A.电动势E1=E2,发生短路时的电流I1I2B.电动势E1=E2,内阻r1r2C.电动势E1=E2,内阻r1r2D.当电源的工作电流变化相同时,电源 2 的路端电压变化较大7.一个电源分别接上8 和 2 的电阻时,两电阻消耗的电功率相等,则电源
27、的内阻为()A.1 B.2 C.4 D.8 8.在如图所示的电路中,电源电动势E=3.0 V,内电阻r=1.0,电阻R1=10,R2=10,R3=30,R4=35,电容器的电容C=100 F,电容器原来不带电.求接通开关S后流过R4的总电荷量.文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:C
28、V10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:
29、CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码
30、:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编
31、码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档
32、编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文
33、档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9
34、文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9名师精编优秀教案9.如图所示,电灯 L 标有“4 V1 W”,滑动变阻器总电阻为50.当滑片滑至某位置时,L 恰好正常发光,此时电流表的示数为0.45 A.由于外电路发生故障,电灯 L 突然熄灭,此时电流表的示数变为0.5 A,电压表的示数为10 V.若导线完好,电路中各处接触良好.试问:1)发生故障的是短路还是断路,发生在何处?(2)发生故障前,滑动变阻器接入电路的阻值为多大?(3)电源的电动势和内阻为多大?文档编码:CV
35、10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:C
36、V10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:
37、CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码
38、:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编
39、码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档
40、编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9文档编码:CV10J3D9O1I10 HF5L1U6N5F7 ZH9U3C10M7A9