“居庸关”的概念、定义、翻译、参考文献-科学参考

单词	居庸关
释义	居庸关 Encyclopedia 理学〔关隘、山口〕释 Juyong Guan居庸关中国北京市北部长城沿线上的古关城。理学居庸关释 Juyongguan居庸关中国古代长城重要关口。又称军都关、蓟门关、纳款关。
随便看	Helmholtz contraction time Helmholtz crater Helmholtz decomposition Helmholtz differential equation Helmholtz double layer Helmholtz equation Helmholtz formula Helmholtz free energy Helmholtz function Helmholtz, Hermann Ludwig Ferdinand von Helmholtz-Kelvin contraction Helmholtz-Kelvin theory helmholtz-kelvin time scale Helmholtz-Ketteler dispersion formula Helmholtz-Ketteler formula Helmholtz-Lagrange theorem Helmholtz layer Helmholtz reciprocity theorem Helmholtz representation helmholtz resonance sound absorber Helmholtz resonator Helmholtz reversion theorem Helmholtz's equation Helmholtz's reciprocity theorem Helmholtz theorem

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。