2022年六年级上册圆的专项复习题——易错题 .pdf

学习好资料欢迎下载六年级上册数学圆的复习易错题1、圆是（）图形，它有（）对称轴正方形有（）条对称轴，长方形有（）条对称轴，等腰三角形有（）条对称轴，等边三角形有（）条对称轴半圆有（）条对称轴，等腰梯形有（）条对称轴。2、圆是平面上的一种（）图形，围成圆的（）的长叫做圆的周长。在大大小小的圆中，它们的周长总是各自圆直径的（）倍多一些，我们把这个固定的数叫做（），用字母（）表示，它是一个（）小数，在（）和（）之间，在计算时，一般只取它的近似值（）。用字母表示圆的周长公式为（）3、（）叫做圆的面积。把圆沿着它的半径r 分成若干等份，剪开后可以拼成一个近似的（），这个图形的长相当于圆周长的（），用字母表示是（）；宽相当于圆的（），用字母表示是（）。所以圆的面积S()()()。4、在同一个圆中，所有的（）都相等；所有的（）都相等。它们二则的关系为（）5、圆周率是圆的（）和（）比值。6、两端都在圆上的线段，（）最长。直径是半径的（）倍。画圆时，圆规两脚间的距离就是圆的（）。用圆规画一个直径20 厘米的圆，圆规两脚步间的距离是（）厘米7、同圆的半径和直径的比是（），半径和周长比是（），直径和周长比是（）看，半径和面积比是（），半径和面积比是（）8、画圆时，圆规两脚间的距离就是圆的（）。用圆规画一个直径20 厘米的圆，圆规两脚步间的距离是（）厘米9、小圆的半径是6厘米，大圆的半径是9 厘米。小圆直径和大圆直径的比是（），小圆周长和大圆周长的比是（）。面积的比是（）10、一个挂钟的时针长5 厘米，一昼夜这根时针的尖端走了（）厘米。11、圆的半径是7 厘米，它的周长是（）厘米，圆的直径是13 米，它的周长是（）米。圆的周长是 75.36 分米，它的半径是（）分米。12、要在底面半径是14 厘米的圆柱形水桶外面打上一个铁丝箍，接头部分是6 厘米，需用铁丝（）厘米。13、在一张长6 厘米，宽4厘米的长方形纸片上画一个最大的圆，这个圆的半径是（）厘米；如果画一个最大的半圆，这个圆的半径是（）厘米。14、小圆半径2 厘米，大圆半径6 厘米，小于半径是大圆半径的（），小圆直径是大圆直径的（），小圆周长是大圆周长的（），小于面积是大圆面积的（），15 两个圆周长的比是2:3，直径的比是（）；半径的比是（）；面积的比是（）。16、用 12.56 米的铁丝围成一个正方形，正方形面积是（），如果把它围成一个圆，圆的面积是（）。17、圆的半径扩大5 倍，直径扩大（）倍；周长扩大（）倍；面积扩大（）倍。18 小圆半径2 厘米，大圆半径6 厘米，小于半径是大圆半径的（），小于直径是大圆直径的（），小于周长是大圆周长的（），小于面积是大圆面积的（），19 用圆规画一个周长50.24 厘米的圆，圆规两脚之间的距离是（）厘米，所画的圆的面积是（）平方厘米。学习好资料欢迎下载20 下列的表格补充完整二、判断题：1、圆的半径有无数条。（）2、圆的直径是半径的2 倍。（）3、圆有无数条对称轴。（）4、圆的半径都相等。（）5、直径 4 厘米的圆与半径2 厘米的圆一样大。（）6、半径 2 分米的圆的周长和面积一样大。（）7、直径总比半径长。.（）8、圆心决定圆的位置，半径决定圆的大小。.（）9、一个圆的面积和一个正方形的面积相等,它们的周长也一定相等.（）10、半圆的周长就是这个圆周长的一半。（）11、两端都在圆上的线段，直径是最长的一条。.（）12、圆的周长是这个圆的直径的3.14 倍。.（）13、小圆的圆周率比大圆的圆周率小。.()14、把一张圆形纸片对折若干次，所有折痕相交于圆心。.()15、圆的半径扩大3 倍，它的直径就扩大6 倍。.()16、圆周率等于3.14。（）17、半径 2厘米的圆，它的周长是6.28 厘米。（）18、圆的直径都相等。（）19、经过一点可以画无数个圆。（）20、直径 4厘米的圆的周长和面积一样大。（）21、半圆的周长就等于这个圆周长的一半。（）22、半圆的面积就是这个圆面积的一半。（）23 半径不仅决定圆面积的大小，而且还决定圆周长的长短。（）24、任何圆的面积总是它的半径的倍。（）三、填空题文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4学习好资料欢迎下载1、圆周率 的值（）。A 等于 3.14 B 大于 3.14 C 小于 3.14 2、一个圆的半径2米，那么它的周长和面积相比，（）。A 面积大 B 周长大 C 同样大 D 无法比较3、直径是通过圆心并且两端都在圆上的（）。A 线段 B 直线 C 射线4、把一张圆形纸片沿半径平均分成若干份，拼成一个近似长方形，其周长（）。A 等于圆周长 B 大于圆周长 C 小于圆周长 D 无法比较5、圆的直径扩大2倍，它的面积扩大（）。A 2倍 B 4倍 C 6倍 D 无法确定6、圆中最长的线段是圆的（）。A 周长 B 直径 C 半径 D 无法确定7、周长相等的两个圆的面积（）。A 相等 B 不相等 C 无法比较8、一个正方形和一个圆的周长相等，它们的面积相比（）。A 正方形大 B 圆大 C 相等 D 无法比较9、画圆时，（）决定圆的位置，（）决定圆的大小。A 圆规 B 半径 C 圆心 D 无法确定10、周长相等的长方形、正方形和圆，（）面积最大。A 长方形 B 正方形 C 圆 D 无法确定11、小圆半径4 厘米，大圆半径6 厘米，大、小圆直径的比是（）；大、小圆周长的比是（）；大、小圆面积的比是（）。A 2:3 B 3:2 C 4:9 D 9:4 12、把一个直径10 厘米圆分成两个相等的半圆，两个半圆的周长的和是（）A 31.4 B 62.8 C 41.4 D 51.4 13、一根铁丝正好围成一个直径8 分米的圆，如果围成正方形，它的边长是（）A 25.12分米 B 12.56分米 C 6.28分米 D 3.14分米14、一个圆的半径扩大a 倍，直径扩大（）倍，周长扩大（）倍，面积扩大（）倍。A 2 B a C 2a D E 2 F a215、圆的大小与下面哪个条件无关。（）A 半径 B 直径 C 周长 D 圆心的位置16、计算圆的面积，可以选择下面哪种方法（）文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4学习好资料欢迎下载A S r2 B S（d2）2 C S（C2）2 D 前三种都可以17、下面的图形只有两条对称轴的是（）A 长方形 B 正方形 C 等边三角形 D 圆18、在一个长5 厘米、宽3厘米的长方形中画一个最大的圆，它的半径是（）。A 5厘米 B 3厘米 C 2.5厘米 D 1.5厘米19、一个直径1 厘米的圆与一个边长1 厘米的正方形相比，它们的面积（）。A 圆的面积大 B 正方形的面积大 C 一样大 D 无法比较四、图形题1、求各图的周长和面积：（单位：米）1、求阴影部分面积（单位：厘米）文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4学习好资料欢迎下载文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4文档编码:CO3X5T2M5E6 HX3O3M7K8U6 ZB8Y6A8F3E4