词汇	表观ph值
释义	表观ph值医apparent ph
随便看	principal components analyzing principal components and factor analysis principal components anslysis principal components conversion principal components estimation principal components fusion principal components method Principal Component Sort Index principal components regression principal component synthetic evaluation method principal component transformation Principal component transform fusion Principal componet analysis Principal composition principal composition analysis principal compressive stress Principal compressive stress orientation principal computer principal computer software principal concepts principal condition principal conduit principal congruence principal congruence subgroup principal conjunctive