To compare the maternal factors among the 3 group including age of maters, gestational age, gravida, parity, blood pressure and hemoglobin (Hb).是什么意思_To compare the maternal factors among the 3 group including age of maters, gestational age, gravida, parity, blood pressure and hemoglobin (Hb).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句