“Hittie iron smelting”的概念、定义、翻译、参考文献-科学参考

单词	Hittie iron smelting
释义	Hittie iron smelting Encyclopedia 理学〔国外矿冶史〕释 Hittie iron smelting赫梯人冶铁公元前第2千纪赫梯人创造的人工冶铁术。
随便看	cobordant knots cobordant manifold cobordant matrices cobordant structures cobordism cobordism class cobordism group cobordism invariant cobordism of complexes cobordism of knots cobordism of links cobordism of manifolds cobordism ring cobordism theory coboundary coboundary group coboundary homomorphism coboundary mapping coboundary operator cobounded cobounded subset cobounded subspace COBRA cobra cobrotoxin

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。