“histic epipedon”的概念、定义、翻译、参考文献-科学参考

单词	histic epipedon
释义	histic epipedon Encyclopedia 农学土壤诊断表层释 histic epipedon有机表层由有机土壤物质组成的地表土层。亦可夹有或覆盖薄的矿质层。是土壤系统分类的一个诊断表层，包含一个或多个土壤发生层。
随便看	spectral line of emission spectral line of radio astronomy spectral-line photometer spectral line profile spectral line receiver spectral line self absorption spectral line self-absorption spectral line self reversal spectral line self-reversal spectral line shape spectral lineshape spectral line shift spectral line source spectral line splitting spectral line width spectral linewidth spectral luminous efficacy function spectral luminous efficiency spectrally isomorphic operator spectrally unique spectral manifold spectral mapping spectral mapping theorem spectral matching spectral matrix

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。