

改进“探究摩擦力与压力大小关系”的实验方案
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1003-6148|33|4|75-77
ISSN: 1003-6148
Source: 物理教学探讨:中学教学教研版, Vol.33, Iss.4, 2015-01, pp. : 75-77
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Abstract