“non-protein nitrogen”的概念、定义、翻译、参考文献-科学参考

单词	non-protein nitrogen
释义	non-protein nitrogen Encyclopedia 农学非蛋白氮释 non-protein nitrogen; NPN非蛋白质氮粗蛋白质中除了真蛋白质外，其他游离氨基酸、肽、酰胺、生物碱、有机碱、氨、尿素、尿酸和硝酸盐等含氮化合物的统称。
随便看	overbank deposits overbar overbarred quantity overbate overbend overbombarded target overbunching overburden overburden pressure permeability overcapacity overcapacity management overcapitalization overcarry overcast overcast sky overcharge over charge/discharge overclass overclimb overcoat overcoating overcommutation overcompensation overcomplete system overcompression

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。