本章内容 一、概述 二、蒸馏 三、吸收 四、其它传质单元操作

5.1 产生式规则 5.2 产生式系统 6.1 知识及其表示 6 .2 框架 6.3 语义网络

Introduction to Process Engineering From Chemical Engineering to Process Engineering? Raw materials

上海交通大学：《医学影象学》胫骨平台粉碎性骨折

胎盘早剥 Obstetrics is\bloody business Even though the maternal mortality rate has been reduced dramatically by hospitalization for delivery and the availability of blood for transfusion, death from hemorrhage remains prominent in the majority reports From willams obstetrics

General considerations Definition In placenta previa, the placenta is implanted in the lower uterine segment and located over the internal os. It constitutes an obstruction of descent of the presenting part. Main cause of obstetrical hemorrhage Incidence 0.24%-1.57% (our country)

异常分娩的诊治要点 1产前诊断 2产时诊断 3注重病因学诊断

Pregnancy-induced Hypertension syndrome (Hypertensive disorders complicating pregnancy) Professor of obstetrics and gynecology

Definition Placenta previa: Abnormal location- of the placenta over,orin close proximity to the internal os. Incidence: approximately 1 /250 pregnancy nulliparas: 1/1000~1/1500 pregnancy grandmultiparas: 1/20

Dystocia literally means difficult labor and it is characterized by abnormally slow progress of labor It is the consequence of four distinct abnormalities that may exist singly or combination