“周家嘴头遗址”的概念、定义、翻译、参考文献-科学参考

单词	周家嘴头遗址
释义	周家嘴头遗址 Encyclopedia 历史学〔黄河上游地区〕释 Zhoujiazuitou周家嘴头遗址中国黄河上游地区新石器时代遗址。
随便看	negative capability negative capacitance field effect transistor negative chain complex negative channel metal-oxide-semiconductor circuit negative channel metal-oxide-semiconductor integrated circuit negative charge negative complex negative compressibility effect negative conductance amplifier negative control negative correlation negative crystal negative curvature negative curvature direction negative curvature manifold negative cycle negative definite negative definite form negative definite function negative definite kernel negative definite matrix negative definiteness negative definite operator negative definite quadratic form negative deviation

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。