“homotopically trivial mapping”的概念、定义、翻译、参考文献-科学参考

单词	homotopically trivial mapping
释义	homotopically trivial mapping Mathematics homotopically trivial mapping同伦平凡映射
随便看	International Volleyball Federation international war International Water Association International Water History Association international water laws International Water Management Institute International Water Resources Association International Waterski & Wakeboard Federation International Weed Science Society International Weightlifting Federation International Whaling Commission International Wheat Agreement International Women Sociologists Committee International Women's Organizations International Wool Textile Organisation International Workingmen’s Association of North America International Works Exhibition and Symposium on Art and Science International World Games Association International Wushu Federation International Year of Astronomy 2009 International year of forests International Year of Mountains International Year of Soils 2015， IYS 2015 International Year of the Child International Years of the Quiet Sun

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