巧借杠杆改进化学实验“趣中生智”——例谈杠杆在初中化学实验中的运用

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1008-0546|volume|4|88-88

ISSN: 1008-0546

Source: 化学教与学, Vol.volume, Iss.4, 2016-01, pp. : 88-88

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Abstract