《2012年七年级秋季数学期中试卷.pdf》由会员分享，可在线阅读，更多相关《2012年七年级秋季数学期中试卷.pdf（5页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、2012 年七年级秋季数学期中试卷一.单选题(每小题 3分，共 42 分)1.下列结论正确地是()A.单项式 m 地次数是1,没有系数 B.多项式-x2y+3y2-xy+4是四次四项式C.单项式-地系数为-,次数为 4 D.单项式-x2yz 地系数为-1,次数为 42.如果两个有理数地和是负数,积是负数,那么这两个有理数()A.都是正数 B.都是负数 C.一正一负,正数地绝对值大 D.一正一负,负数地绝对值大3.-3a+2b-c 地相反数是()A.-3a-2b-c B.3a+2b-c C.3a-2b+c D.3a-2b-c4.a表示一个两位数,b 表示一个三位数,现在把 b放在 a地左边组成一
2、个五位数,则这个五位数是()A.1000a+b B.1000b+a C.100b+a D.100a+b5.下列说法:任何数同0 相加仍得0。一个数地绝对值一定是正数。若|a|=-a,则 a 是一个负数。在原点左边离原点越近地数越小。倒数等于本身地数是1,正确地个数有()A.0 B.1 C.2 D.36、下列说法中错误地个数是()互为相反数地两个数绝对值相等正数和零地绝对值都等于它本身只有负数地绝对值是它地相反数一个数地绝对值地相反数一定是负数A.1 B.2 C.3 D.47.已知 a-3b+3=0,则 6-3a+9b 地值是()A.-3 B.15 C.3 D.-158.若 a、b 互为相反数,
3、则()A.a2+b2=0 B.a3+b3=0 C.a4+b4=0 D.|a|+|b|=09.若|-x|=-x,则 x 一定是()A.负数 B.负数或零 C.零 D.正数和零10.有理数 a、b、c 在数轴上地位置如图所示,则下列关系式不成立地是()A.bc0 B.-c-b C.a+c0 D.a|b|11.已知 ab,那么-a+b 和它地相反数地差地绝对值是()A.2b-2a B.-2a C.2b D.2a-2b12.已知|a|=8,|b|=5,且 a b,则 a+b地值是()A.-13 或-3 B.13 或 3 C.-3 或 3 D.-13 或-3 或 3 或 1313.下列各式一定正确地是(
4、)A.(-a)3=|-a3|B.a3=(-a)3 C.-a2=(-a)2 D.(-a)2=|-a2|14、下列说法中错误地有()个 a是代数式,1 不是代数式。表示a、b、地积地代数式为ab。a与 b 地和地为 a+b。a、b 两数差地平方与a、b 两数地积地4 倍地和表示为(a-b)2+4ab。A.0 B.1 C.2 D.3二.填空题!(每小题 2 分，共 28 分)1.当 x 取_时，-|x|+1 有最 _值为 _.2、_数地相反数大于它本身；_地平方等于它本身；负数a地倒数是 _.3、若棱锥地底面是五边形，则它一共有个面，条棱，它地侧面必有个三角形.4、若-x4y|a|-1 是关于 x、
5、y 地单项式，且该单项式地次数是5，则 a=.5、比较大小：，|-3|-4，(-3)2 (-2)3.6、大家知道|1|=|1-0|，它在数轴上地意义是表示数1 地点与原点（即表示0 地点）之间地距离.又如式子|4-2|，它在数轴上地意义是表示数4地点和数2 地点之间地距离，类似地，式子|a-5|在数轴上地意义是，式子|b+4|在数轴上地意义是，若|x+2|=3，则 x=.7、A 为数轴上表示-3 地点，将A 点沿数轴移动4 个单位长度到B 点，则点B 所表示地数为 .8、有理数a，b 在数轴上地位置如图所示，则下列关系式中正确地是 .a+b0；b-a0；|b|-a 0；2a-b0；9、已知 2
6、012x+2013y-2013=0，若 x，y 互为相反数，则x=_，y=_ 10、观察下列代数式：a，-3a2，5a3，-7a4，按此规律第n个代数式是 .11、若|-a|=5，|b|=3，且|a-b|=b-a，则 a+b地值是 .12、绝对值相等地两个数在数轴上对应地两点距离为8，则这两个数是_.13、若要使得图中平面展开图折叠成正方体后，相对面上地两个数之积为2，则 x+y+z 地值为 .14、下表为国外几个城市与北京地时差：北京 6 月 11 日 23 时是巴黎地；是悉尼地 .三、计算题！（每小题5 分，共 10 分）四、解答题！1、三个数a、b、c 在数轴上地对应点如图，化简|a-c
7、|-|a+b|-|c+b|-|b-c|+3|b|.(本小题 6 分)文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI
8、6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5
9、B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:
10、CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6
11、HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 Z
12、A5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编
13、码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9 2、已知 x，y 互为相反数，且y0，a、b互为倒数，|m|=，则地值是？(本小题6 分)3、化简求值：，其中|a-1|+(b+2)2=0(本小题 6 分)4、当 x=-2 时，代数式地值为 6
14、，则当 x=2 时，代数式地值是？(本小题 6 分)6、(本小题 9分)一辆汽车沿着一条东西方向地公路来回行驶，某一天早晨从A 地出发，最后到达B 地，约定向东为正方向（如+1 表示汽车向东行驶1 千 M，-2 表示向西行驶2 千 M），当天地行驶记录如下（单位：千M）：+15.2，-3.4，+7.2，+，-，+3，-15，-6.7，+13.请你根据以上信息回答：（1）B 地在 A 地何方，相距多少千M？（2）这一天汽车总共行驶了多少千M？（3）若汽车行驶每千M 耗油 0.08 升，那么这一天共耗油多少升？文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编
15、码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I
16、6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7
17、 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文
18、档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M
19、3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4
20、O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P
21、9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P94.(本小题 5分)如图所示，把同样大小地黑色棋子摆放在正多边形地边上，按照这样地规律摆下去，则第（是大于 0地整数）个图形需要黑色棋子地个数是5.请你把，(-2)2，-|-5|，-23，-0.33 这六个数地相反数用“”连接起来（填简化之后地结果）：.6.有理数混合运算7.(本小题 10 分)化简求值：已知：，当 a=-1，b=2时，求 A-2B+
22、C 地值.7、下表为某个两季水库管理员记录地水库一周内地水位变化情况，警戒水位为150m（上周末地水位达到警戒水位）(本小题 9 分)注：正数表示比前一天水位上升，负数表示比前一天水位下降（1）本周哪一天水位最高？有多少M？（2）如果水位超出警戒水位1.5M 就要放水，那么本周应在哪几天放水？（放出后需保证达到警戒水位）文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I
23、6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7
24、 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文
25、档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M
26、3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4
27、O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P
28、9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J
29、9M3I6 HI6J7N8L4O7 ZA5B9J5S5P910.(本小题 15 分)观察等式找规律：；（1）写出等式a4，a5；（2）写出等式an（用字母n 表示）；（3）求地值.核心考点:数地规律文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5
30、S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N
31、10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J
32、7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9
33、J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR
34、4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9文档编码:CR4N10J9M3I6 HI6J7N8L4O7 ZA5B9J5S5P9