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实验设计与评价怎么没有同类题?
而且这节课选择题好象简单了点,应该多讲点大题(毕竟是第二轮嘛) 24小时答疑怎么不履行呢?积累了很多问题呢！我可是购买了课程的 |
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沙发#
发布于：2008-02-13 15:40
同学你好
第二轮化学《实验设计与评价》部分的同类题已经加上，先前因为我们的一个小失误而漏掉，非常抱歉。现在你应该可以看到了。
谢谢你的及时提醒，奖励你20积分，并祝你学习不断进步！  |
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