“牙宣”的概念、定义、翻译、参考文献-科学参考

单词	牙宣
释义	牙宣 Encyclopedia 医学〔口腔病证〕释 periodontal disease牙宣以龈肉萎缩、齿根宣露、牙齿松动、经常渗出血液或脓液为特征的牙科病证。出现本病若不及时治疗，日久牙齿会因失去气血濡养而脱落。本病相当于现代医学的牙周病。
随便看	comparison of coefficients comparison of convergence comparison of coverings comparison of functions comparison of series comparison of solutions comparison of structural similarities comparison of topologies comparison principle comparison question test comparison relation comparison residual comparison series comparison spectroscope comparison spectrum comparison star Comparisons to Explain the Disourses, Disciplines and Doctrines of Buddhism comparison test comparison theorem comparison theorem for convergence comparison theory comparison thermostat comparison tree comparoscope compartition

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。