OBJECTIVE To analyze perinatal mortality,death causes and change within 10 yaars in Luohu District,and to provide funcamental information for making preventive measures.是什么意思_OBJECTIVE To analyze perinatal mortality,death causes and change within 10 yaars in Luohu District,and to provide funcamental information for making preventive measures.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句