“北音”的概念、定义、翻译、参考文献-科学参考

单词	北音
释义	北音 Encyclopedia 文学汉语语音释 North Chinese sounds北音近代汉语语音研究的术语，通常指北方汉语官话语音，有时也指官话方言语音，与“南音”相对。
随便看	Riemann-Lebesgue theorem Riemann lemma Riemann-Liouville operator Riemann localization theroem Riemann lower integral Riemann mapping theorem Riemann matrix Riemann method Riemann metric Riemann moduli problem Riemann moduli space Riemann nondifferentiable function Riemann non-Euclidean geometry Riemann-Papperitz equation Riemann P-differential equation Riemann period inequality Riemann period relation Riemann P-function Riemann prime counting function Riemann prime number formula Riemann problem Riemann product Riemann P-series Riemann rearrangement theorem Riemann relation

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。