“sum of squares between classes”概念、定义、翻译-科学时代

单词	sum of squares between classes
释义	数学词汇手册 sum of squares between classes 组间平方和
随便看	NIDS (network-based intrusion-detection system) NIDS--NIDS (network-based IDS) Nidula niveo-tomentosa Nidulariaceae Nidulariales nidus nidāna niellatori niello niello Nielsen ratings Nielsen Television Index（NTI） Nielson Television index niente NIEO NIEO NIEO (New International Economic Order) NIEO (New International Economic Order) NIEO--NIEO (New International Economic Order) NIEO--NIEO (New International Economic Order) Nie-p'an School Niepce, Joseph Nicephore NIEs NIEs (newly industrialized economies) NIEs--NIEs (newly industrialized economies)

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。