单词	看小
释义	看小 [kan4xiao3], v.i., see [kan4die2]↑.
随便看	principal--cause principal cell principal center of curvature principal central axis principal character principal chord principal city principal clause principal climatological station principal component principal component analysis principal-component analysis principal component analysis {= pca} principal component analysis {=pca} principal component analysis-- pca principal component analysis; pca principal-component analysis {= pca} principal component estimate principal component factor analysis principal component regression method principal component regression spectrophotometry principal components principal components analysis principal components regression principal component transformation