placental怎么读，placental什么意思，placental短语和例句

1.To study the relation between placental mature grading and placental function to improve the method of monitoring placental function.

探讨孕妇胎盘成熟度分级与胎盘功能之间的联系，以提供更多监测胎盘功能的方法。

2.If the cells did cross the placental barrier, the child's immune system should have recognised them as foreign invaders and destroyed them.

如果癌细胞确实穿过胎盘屏障，孩子的免疫系统应该会将它们视为入侵者，从而消灭它们。

3.“The fossil record continues to show that the origin of modern placental mammals postdates or is at the Cretaceous-Paleogene boundary, ” he said.

他说：“化石记录一再证实现代胎盘类哺乳动物的起源是在白垩纪-早第三纪分界点的时候或那之后。

4.The structure of special placental blood vessel had special characteristics.

特殊胎盘的血管结构均有特殊性。

5.The obvious pathological changes were found in ultrastructure of placental trophoblast of study group.

妊高征组胎盘滋养层细胞超微结构有明显的病理学改变。

6.Objective: To investigate the etiology, early diagnosis and treatment of placental abruption.

目的：探讨胎盘早剥的病因、早期诊断及处理方法。

7.To evaluate the cause, danger, prevention and treatment of placental abruption.

目的探讨胎盘早剥的诱因、危险性及防治措施。