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1、名师精编优秀教案广西机电工程学校教案本课题共3 页课8.1 两点间距离公式及中点坐标公式名师精编优秀教案题授课顺序第 1 周授课班级数媒 101 班目的及要求1、掌握两点间距离公式及中点坐标公式2、培养学生的数形结合思想、分类讨论的思想及公式应用能力。3、通过创设问题情景和多媒体教学，让学生在参与中感受和体验数学美，激发学生的学习兴趣和求知欲望。教学重点求两点间距离及求线段的中点坐标教学难点两点间距离公式及中点坐标公式课型新授课教学方法启发式教学教具直尺或三角板教学内容及教学过程(含时间分配)（90 分）第一课时（45 分钟）1、导入（5 分钟）2、介绍定义（5 分钟）3、讲解例题（15 分钟
2、）4、练习及讲解（15 分钟）5、本节课小结（5 分钟）第二课时（45 分钟）1、回顾上节课函数定义（5 分钟）2、讲解例题（15 分钟）3、练习及讲评（20 分钟）4、本次课小结（5 分钟）课后记文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9
3、B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K
4、9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6
5、K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N
6、6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2
7、N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O
8、2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2
9、O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9名师精编优秀教案【教学过程】环节教学内容师生互动设计意图复习引入在平面直角坐标系中，任何一点p都可以用有序实数对,x y表示，我们把,x y叫做点p的坐标，记做,p x y。那么如果给出了两个点的坐标，我们如何计算这两点间的距离和确定这两个点的中点位置呢？师：复习提问生:自由回答复习旧知识为学习新知识准文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B
10、9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1
11、B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D
12、1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7
13、D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F
14、7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2
15、F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K
16、2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9名师精编优秀教案备新课新1、一般地，如果x轴上的两点1M与2M的坐标分别12,x x，那么1M与2M的距离为1222M Mxx2.平面直角坐标系内任意两点111222,px yPxy间的距离公式：21221221)()(|yyxxPP想一想：
17、两点距离公式表示为22122121)()(|yyxxPP可以吗？3 例题分析例 1 计算122,5,5,1MM两点间距离.解：2212(52)(15)M M223454.巩固练习69p练一练5.点评6.中点坐标公式：221xxx，221yyy7.例题分析例 2 求下列两点的线段的中点坐标（1）)4,6(1P)5,2(2P解：（1）根据中点坐标公式得：2226x，21254y（2）)0,(1aP),0(2bP解：（2）根据中点坐标公式得师:分析给出公式生:思考回答师:讲解例题生:听解并掌握公式生:上黑板做练习师：点评师：介绍公式师：分析例子生：边听边记公式理解公式为求距离准备巩固所学知识，学以致
18、用掌握公式为求线段中点坐标准备文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6
19、K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N
20、6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2
21、N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O
22、2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2
23、O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN
24、2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9名师精编优秀教案课220aax，220bb
25、y8.跟踪练习70p练一练9.点评10.例 3 已知5,0,2,1,4,7ABC，求三角形ABC中AC边上的中线长.解：设,Mx y是AC边上的中点，根据中点坐标公式549077,2222xy即点M的坐标是9 7,2 2再由两点间距离公式，得229725255 2(2)(1)22442BM生：上黑板做练习师：讲评并教学生记忆公式巩固所学知识，学以致用文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F
26、7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2
27、F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K
28、2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1
29、K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ
30、1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 Z
31、J1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3
32、ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9名师精编优秀教案小结两点间距离公式和中点坐标公式师生合作梳理总结也可针对学生薄弱或易错处进行强调和总结作业71p练习2T巩固拓展文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A1
33、0V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A
34、10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2
35、A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV
36、2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:C
37、V2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:
38、CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9文档编码:CV2A10V7E10H10 HN2O2N6K9B3 ZJ1K2F7D1B9