The influence of oven drying and air drying was compared,and the gels variation of pectin which was conserved for different periods was measured.是什么意思_The influence of oven drying and air drying was compared,and the gels variation of pectin which was conserved for different periods was measured.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句