天体运动中周期与频率的应用
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1674-6058|volume|23|42-43
ISSN: 1674-6058
Source: 中学教学参考, Vol.volume, Iss.23, 2015-01, pp. : 42-43
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract