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1、上海市普陀区2019 届高三二模数学试卷2019.4 一.填空题(本大题共12 题,1-6 每题 4 分,7-12 每题 5 分,共 54 分)1.设集合1,2,3A,2|20Bx xx,则ABI2.双曲线22:1169xyC的顶点到其渐近线的距离为3.函数122log(1)yxx的定义域为4.设直线l经过曲线12cos:12sinxCy(为参数,02)的中心,且其方向向量(1,1)du r,则直线l的方程为5.若复数1iz(i为虚数单位)是方程20 xcxd(c、d均为实数)的一个根,则|i|cd6.若圆柱的主视图是半径为1 的圆,且左视图的面积为6,则该圆柱的体积为7.设x、y均为非负实数
2、,且满足526xyxy,则68xy的最大值为8.甲约乙下中国象棋,若甲获胜的概率为0.6,甲不输的概率为0.9,则甲、乙和棋的概率为9.设实数a、b、c满足1a,1b,1c,且10abc,lglglg10abcabc,则abc10.在四棱锥PABCD中,设向量(4,2,3)ABuuu r,(4,1,0)ADuuur,(6,2,8)APuuu r,则顶点P到底面ABCD的距离为11.九章算术中称四个面均为直角三角形的四面体为鳖臑,如图,若四面体ABCD为鳖臑,且AB平面BCD,ABBCCD,则AD与平面ABC所成角大小为(结果用反三角函数值表示)12.设函数()f x是定义在R上的偶函数,记2(
3、)()g xf xx,且函数()g x在区间0,)上是增函数,则不等式2(2)(2)4f xfxx的解集为精品资料-欢迎下载-欢迎下载 名师归纳-第 1 页,共 5 页 -二.选择题(本大题共4 题,每题5 分,共 20 分)13.若椭圆的焦点在x轴上,焦距为2 6,且经过点(3,2),则该椭圆的标准方程为()A.22193yxB.2213612xyC.2213612yxD.22193xy14.在ABC中,设三个内角A、B、C的对边依次为a、b、c,则“2,33C”是“222abcab”成立的()A.充分非必要条件B.必要非充分条件C.充要条件D.既非充分又非必要条件15.某公司对 4 月份员
4、工的奖金情况统计如下:奖金(单位:元)8000 5000 4000 2000 1000 800 700 600 500 员工(单位:人)1 2 4 6 12 8 20 5 2 根据上表中的数据,可得该公司4 月份员工的奖金:中位数为 800 元;平均数为1373 元;众数为 700 元,其中判断正确的个数为()A.0 B.1 C.2 D.3 16.设函数()sin()6f xx,若对于任意5,62,在区间0,m上总存在唯一确定的,使得()()0ff,则m的最小值为()A.6B.2C.76D.三.解答题(本大题共5 题,共 14+14+14+16+18=76 分)17.如图所示,圆锥的顶点为P,
5、底面中心为O,母线4PB,底面半径OA与OB互相垂直,且2OB.(1)求圆锥的表面积;(2)求二面角PABO的大小(结果用反三角函数值表示).精品资料-欢迎下载-欢迎下载 名师归纳-第 2 页,共 5 页 -文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5
6、U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4
7、 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5
8、U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4
9、 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5
10、U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4
11、 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C418.设函数23()sin()cos3cos34f xxxx.(1)当xR时,求函数()f x的最小正周期;(2)设44x,求函数()f x的值域及零点
12、.19.某热力公司每年燃料费约24 万元,为了“环评”达标,需要安装一块面积为x(0 x)(单位:平方米)可用15 年的太阳能板,其工本费为2x(单位:万元),并与燃料供热互补工作,从此,公司每年的燃料费为20100kx(k为常数)万元,记y为该公司安装太阳能板的费用与15 年的燃料费之和.(1)求k的值,并建立y关于x的函数关系式;(2)求y的最小值,并求出此时所安装太阳能板的面积.20.设数列na满足:12a,121nnat a(其中t为非零实常数).(1)设2t,求证:数列na是等差数列,并求出通项公式;(2)设3t,记1|nnnbaa,求使得不等式1233940kbbbb成立的最小正整
13、数k;(3)若2t,对于任意的正整数n,均有1nnaa,当1pa、1ta、1qa依次成等比数列时,求t、p、q的值.精品资料-欢迎下载-欢迎下载 名师归纳-第 3 页,共 5 页 -文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H
14、9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6
15、ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H
16、9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6
17、ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H
18、9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6
19、ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C421.设曲线2:2ypx(0p),D是直线:2lxp上的任意一点,过D作的切线,切点分别为A、B,记O为坐标原点.(1)设(4,2)D,求DAB的面积;(2)设D、A、B的纵坐标
20、依次为0y、1y、2y,求证:1202yyy;(3)设点M满足OMOAOBuuuu ru u u ruu u r,是否存在这样的点D,使得M关于直线AB的对称点N在上?若存在,求出D的坐标,若不存在,请说明理由.精品资料-欢迎下载-欢迎下载 名师归纳-第 4 页,共 5 页 -文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文
21、档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X
22、3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文
23、档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X
24、3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文
25、档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X
26、3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4参考答案一.填空题1.1,22.1253.0,1)4.yx5.2 26.37.40
27、 8.0.39.12 10.2 11.2arctan212.(,4)(0,)U二.选择题13.D 14.B 15.C 16.B 三.解答题17.(1)12;(2)arctan6.18.(1)1sin(2)23yx,T;(2)值域1 1,2 4,零点6x19.(1)2400k,180052xyx;(2)55x时,min57.5y20.(1)1322nan;(2)10;(3)略21.(1)205;(2)略;(3)(2,0)p精品资料-欢迎下载-欢迎下载 名师归纳-第 5 页,共 5 页 -文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O
28、4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O
29、5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O
30、4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O
31、5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O
32、4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O
33、5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4文档编码:CO7H9G7R8O4 HB4X3G7Y3S6 ZZ8M1O5U3C4