“城”的概念、定义、翻译、参考文献-科学参考

单词	城
释义	城 Encyclopedia 工学中国古代建筑类型释 city城围绕城邑建造的一整套防御构筑物，以闭合的城墙为主体，包括城门、墩台、楼橹、壕隍等。也指边境的防御墙和大型屯兵堡寨。又称城池。
随便看	pertubed angular correlation technique Pertubuhan Berita Nasional Malaysia perturbance perturbation perturbational method perturbation amplitude perturbation analysis perturbation analysis method perturbation approximation perturbation, disturbance perturbation equation perturbation expanded form of statistical operator perturbation expansion perturbation function perturbation growth perturbation guidance perturbation mapping perturbation matrix element perturbation method perturbation of a linear system perturbation of an operator perturbation of a semigroup perturbation of a spectrum perturbation of dark matter perturbation of entropy

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。