abacus instruction
... abacus,算盘 abacus instruction,珠算教学 Abels summation formula,阿培耳总和公式 ...
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浅谈珠心算教学 Journal of Bingtuan Education Institute
·2,447,543篇论文数据,部分数据来源于NoteExpress
计算技术作为财经院校的基础课程,越来越受到重视,所以,提高珠算教学水平非常重要。
Calculating skill is the basis course in the Finance and Economics Academy, so it's very important to improve the level of teaching.
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