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1、第 1 页浙教版七年级数学上册第二章根底检测试题查字典数学网为大家编辑了七年级数学上册第二章根底检测试题相关内容,供大家参考阅读,和小编一起加油努力吧。一、选择题1、以下表达正确的选项是()(A)有理数中有最大的数.(B)零是整数中最小的数.(C)有理数中有绝对值最小的数.(D)假设一个数的平方与立方结果相等 ,那么这个数是0.2、以下近似数中 ,含有 3 个有效数字的是()(A)5 430.(B)5.43010(C)0.543 0.(D)5.43万.3、两数相乘大与0,两数相加小于0,那么这两数的符号为()(A)同正.(B)同负.(C)一正一负.(D)无法确定.4、假设-2 减去一个有理数的
2、差是-5,那么-2 乘这个有理数的积是()(A)10.(B)-10.(C)6.(D)-6.5、算式(-)24 的值为()(A)-16.(B)16.(C)24.(D)-24.6、不为零的a,b 两数互为相反数,那么以下各数不是互为相反数的是()(A)5 a与 5 b.(B)a 与 b.(C)与.(D)a 与 b.7、按下面的按键顺序在某型号计算器上按键：精品w o r d 学习资料 可编辑资料-精心整理-欢迎下载-第 1 页，共 5 页第 2 页显示结果为()(A)56.25.(B)5.625.(C)0.562 5.(D)0.056 25.8.某城市按以下规定收取每月煤气费,用煤气不超过60 立
3、方米 ,按每立方米0.8 元收费;如果超过 60 立方米 ,超过局部按每立方米1.2 元收费.甲用户某月份用煤气80 每立方米,那么这个月甲用户应交煤气费()A.64 元 B.66 元 C.72 元 D.96 元9.3 是 3 的近似值 ,其中 3 叫做真值 ,假设某数由四舍五入得到的近似数是27,那么以下各数中不可能是27 的真值的是 ()A.26.48 B.26.53 C.26.99 D.27.02 10.小华和小丽最近测了自己的身高,小华量得自己约1.6m,小丽测得自己的身高约为1.60m,以下关于她俩身高的说法正确的选项是()A.小华和小丽一样高 B.小华比小丽高 C.小华比小丽低 D
4、.无法确定谁高二、填空题11.-的倒数是 ;-的相反数是 ,-的绝对值是 ;-的平方是 .12、比拟以下各组数的大小：(1);(2)-;(3)-2(-2);(4)(-3)-3.精品w o r d 学习资料 可编辑资料-精心整理-欢迎下载-第 2 页，共 5 页文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:C
5、X1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 H
6、H3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB
7、3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码
8、:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10
9、 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4
10、ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4文档编码:CX1I7I1B2O10 HH3T4L6U8V4 ZB3J8U3C3X4第
11、3 页13、(1)近似数 2.5 万精确到位;有效数字分别是;(2)1 纳米等于十亿分之一米,用科学记数法表示25 米=纳米.14.数轴上表示有理数-3.5 与 4.5 两点的距离是 .15.(-1)2+(-1)3+(-1)2019=.16.李明与王伟在玩一种计算的游戏,计算的规那么是|=ad-bc,李明轮到计算|,根据规那么|=3 1-25=3-10=-7,现在轮到王伟计算|,请你帮助算一算 ,得.17、我国著名数学家华罗庚曾经说过这样一句话：“数形结合百般好 ,隔裂分家万事休.如图,在一个边长为1 的正方形纸板上,依次贴上面积为,的小长方形纸片 ,请你写出最后余下未贴局部的面积的表达式：.
12、18.a 是不为 1 的有理数 ,我们把称为 a 的差倒数.如：3的差倒数是 =-,-1的差倒数是 =.a1=2,a2是 a1 的差倒数,a3 是 a2 的差倒数 ,a4是 a3 的差倒数,依此类推 ,那么 a2019=。三、解答题19、计算(1)(-18)2 (-16);(2)4+3(-2)+3;(3)-6(-)-7;(4)30(-).精品w o r d 学习资料 可编辑资料-精心整理-欢迎下载-第 3 页，共 5 页文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:C
13、U2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG
14、3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7
15、A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码
16、:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7
17、HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 Z
18、K7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档
19、编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9第 4 页20.下表是某水站记录的潮汛期某河一周内的水位变化情况(正号表示水位比前一天上升,负号表示水位比前一天下降,上周的水位恰好到达警戒水位,单位：米)星期 一 二 三 四 五 六 日水位变化 +0.20+0.81-O.35+0.13+0.28-O.36-O.O1(1)本周哪一天河流的水位最高,哪一天河流的水位最低,它们位于警戒水位之上还是之下,与警戒水位的距离分别是多少?(2)与上周末相比 ,本周末河流的水位是上升还是下降了?21
20、.某条河流目前的水位是4.5m,超过警戒线1.5m,预测未来 3 天平均每天下降0.55m.试问预计 3 天后该河流的水位线是多少米?是否已低于警戒线?22.假设|m-2|+|n-5|=0,求(m-n)2 的值。23.一辆汽车沿着一条南北方向的公路来回行驶.某一天早晨从 A地出发 ,晚上到达 8 地.约定向北为正,向南为负 ,当天记录如下：(单位：千米)-18.3,-9.5,+7.1,-14,-6.2,+13,-6.8,-8.5(1)问 B地在 A地何处 ,相距多少千米?(2)假设汽车行驶每千米耗油0.2 升,那么这一天共耗油多少升?24、股民小杨上星期五买进某公司股票1000 股,每股 27
21、元,下表为本周内每日该股票的涨跌情况(单位：元)：精品w o r d 学习资料 可编辑资料-精心整理-欢迎下载-第 4 页，共 5 页文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1
22、 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9
23、文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E
24、3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9
25、Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5
26、Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O
27、3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9第 5 页星期 一 二 三 四 五每股涨跌 +2.20+1.42-0.80-2.52+1.30(1)星期三收盘时 ,该股票涨或跌了
28、多少元?(2)本周内该股票的最高价是每股多少元?最底价是每股多少元?(3)小杨买进股票时付了1.5 的手续费,卖出时还需要付成交额的 1.5 的手续费和1的交易税.如果小杨在星期五收盘前将全部股票卖出,那么他的收益情况如何?25.如下 3 个图形中 ,长方形的长都为4cm,宽都为 2cm,先通过计算,然后判断 3 个图形中灰色局部面积的大小有什么关系(取 3.14)?参考答案1.C 2.D 3.C 4.B 5.D 6.A 7.D 8.A 9.-;10.(1)(3)精品w o r d 学习资料 可编辑资料-精心整理-欢迎下载-第 5 页，共 5 页文档编码:CU2X2O3E3I7 HG3F3N2
29、S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10
30、K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X
31、2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3
32、N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T
33、10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU
34、2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9文档编码:CU2X2O3E3I7 HG3F3N2S9Y1 ZK7A3T10K5Q9