“倒经”的概念、定义、翻译、参考文献-科学参考

单词	倒经
释义	倒经 Encyclopedia 医学﹝妇科病证﹞释 perimenstral bleeding from nose or mouth，retrograde menstruation倒经以经行前后或正值经期，出现周期性吐血或衄血为特征的病证。常伴有经量减少，又称经行吐衄、逆经。
随便看	random scission random search random search heuristics random search procedure random selection random sensitivity random sequence random series random set random shear cut set random shear-cut set random signal random signal processing random simulation method random sketching random space random spectral measure random sphere packing random start symmetric equidistant sampling random start systematic sampling random structure random subset random sum random surface random tableau

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。