Both Um and Ut S/ D ratio decreased with the advancement of gestational age in normal control group (n=20) and DM cases without large for gestational age (AGA) infant (n=15).是什么意思_Both Um and Ut S/ D ratio decreased with the advancement of gestational age in normal control group (n=20) and DM cases without large for gestational age (AGA) infant (n=15).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句