“cup product”的概念、定义、翻译、参考文献-科学参考

单词	cup product
释义	cup product [`kǝp ´präd·ǝkt] ^MATHEMATICS A multiplication defined on cohomology classes; it gives cohomology a ring structure.
随便看	wave-shaping circuit wave soldering wave speed wave system wave tail wave theory of cyclones wave theory of light wave tilt wave train wave trap wave trough wave vector wave-vector space wave velocity wavy extinction wax wax-block photometer wax-coating machine wax distillate waxed paper wax engraving wax fractionation wax gland waxing moon wax manufacturing

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。