“四海”的概念、定义、翻译、参考文献-科学参考

单词	四海
释义	四海 Encyclopedia 医学经络学释 four seas四海髓海、血海、气海、水谷之海的合称。在中医理论中，脑为髓海，冲脉为血海，膻中为气海，胃为水谷之海。
随便看	noise bandwidth noise barrier noise characteristic noise control noise control criteria noise deadener noise deafness noise direct listening noise direct-listening noise effect noise equivalent bandwidth noise equivalent charge noise equivalent irradiance noise equivalent power noise equivalent temperature noise equivalent temperature difference noise equivalent temperature difference, NETD noise(explosion) induced hearing loss noise factor noise figure noise figure analyzer noise fluctuation noise-free receiver noise generator noise hygienic standard for industrial enterprises

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。