“预计单位销量”概念、定义、翻译-科学时代

单词	预计单位销量
释义	广告学词汇手册预计单位销量 expected unit sales
随便看	principal block principal boy principal budget factor principal bundle principal carrier principal cause of death principal cell principal challenge principal clause principal component principal component analysis principal component analysis principal component analysis principal component analysis principal component analysis （PCA） principal component estimate principal component regression analysis principal components analysis principal component transformation principal congruence principal contour principal contract principal contractor principal contradiction principal coordinate

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。