“不明原因消化道出血”的概念、定义、翻译、参考文献-科学参考

单词	不明原因消化道出血
释义	不明原因消化道出血 Encyclopedia 医学消化道出血释 obscure gastrointestinal bleeding不明原因消化道出血常规内镜检查（如胃镜和结肠镜检查）和小肠钡剂检查（如口服钡剂或钡剂灌肠造影）未能查明出血原因的反复或持续性消化道出血。
随便看	SPECT pharmaceutical spectracon spectra-encoded storage spectral spectral abscissa spectral absorptance spectral absorption analysis spectral absorptivity spectral accuracy spectral albedo spectral analysis spectral analysis method spectral analysis modeling spectral analysis of an operator spectral analysis of a stationary process spectral analysis of crop spectral analysis of signals spectral analysis of soil spectral analysis, spectrum analysis spectral analyzer spectral arc breadth spectral band spectral bandwidth spectral bluing spectral branch

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。