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90年代老课本初中代数第一册上1994年版

  • 2026-04-06 07:56:40
90年代老课本初中代数第一册上1994年版

今日分享：90年代老课本初中代数第一册上，全书共四章

目
录
第一章代数初步知识 ••
1.1
代数式
1.2 列代数式⋯
1.3 代数式的值
1.4 公式
读一读 谈谈储蓄的利息
1.5 简易方程
...
小结与复习
复习题一自我测验一
第二章 有理数一 有理数的意义
2.1
正数与负数
2.2
数轴
2.3
相反数
2.4
绝对值
有理数的运算
2.5
2.6
有理数的加法有理数的减法
读一读 中国是最早使用负数的国家

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26春新苏教版《小学数学电子课本二下》pdf高清电子版,可免费打印下载

【电子课本】初中九年级下册数学课本苏科版(高清pdf可下载)

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  1. CONNECT:[ UseTime:0.000671s ] mysql:host=127.0.0.1;port=3306;dbname=c_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001040s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000464s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000440s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000886s ]
  6. SELECT * FROM `set` [ RunTime:0.000384s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000971s ]
  8. SELECT * FROM `article` WHERE `id` = 459336 LIMIT 1 [ RunTime:0.001236s ]
  9. UPDATE `article` SET `lasttime` = 1775738843 WHERE `id` = 459336 [ RunTime:0.008290s ]
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0.120268s