“钱塘江阶”的概念、定义、翻译、参考文献-科学参考

单词	钱塘江阶
释义	钱塘江阶 Encyclopedia 理学钱塘江阶释 Qiantangjiangian Stage钱塘江阶中国上奥陶统第二个阶。相当于国际地层表中的凯迪阶的上部。约结束于距今4.456亿年。
随便看	topological kernel topological knot topological K-theory topological lattice topological limit topological linear space topological logic topologically algebraic topologically complete set topologically complete space topologically conjugate topologically conjugate homeomorphism topologically embeddable topologically equivalent topologically equivalent spaces topologically free set topologically hyperbolic manifold topologically inequivalent topologically invariant topologically irreducible representation topologically isomorphic topologically isotopic embedding topologically nilpotent element topologically ringed space topologically simple algebra

科学参考收录了854744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。