“nonnegativity”概念、定义、翻译-科学时代

单词	nonnegativity
释义	信息与系统科学词汇手册 nonnegativity 非负性
随便看	impregnation impregnation impregnation impregnation impregnation impregnation impregnation active carbon impregnation catalyst impregnation insulation paper impregnator impresario imprescriptibility impress impress impressed current impressed-current anode impressed-current protection impressed current protection impressed decoration impressed design impressed forging impressed mat design impressed stamp for purchase impressed vibration impressed voltage

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。