“natural asphalt of Jōmon Period”的概念、定义、翻译、参考文献-科学参考

单词	natural asphalt of Jōmon Period
释义	natural asphalt of Jōmon Period Encyclopedia 历史学〔日本〕释 natural asphalt of Jōmon Period绳纹时代天然沥青对日本绳纹时代新潟县以北的日本海沿线海域天然沥青使用的发现和研究。
随便看	converse digraph converse domain converse graph converse implication converse law of contraposition converse-negative proposition converse of a coding theorem converse of a contrapositive converse of an implication converse of the theorem converse order type converse proposition converse relation converse sentence converse statement converse theorem conversion conversion between market and official price conversion calculus conversion disorder conversion efficiency conversion factor conversion factor method conversion formula conversion fraction

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。