匀质半球面和半球体质心位置的一种巧解
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1002-042x|volume|5|64-65
ISSN: 1002-042x
Source: 物理教师, Vol.volume, Iss.5, 2017-01, pp. : 64-65
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Abstract