Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.
目
究采用彩色多普勒检测孕妇子宫胎盘床螺旋
脉搏指数（PI），阻力指数（RI），
测妊高征发
、发展及后。
；跳Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.
目究采用彩色多普勒检测孕妇子宫胎盘床螺旋脉搏指数（PI），阻力指数（RI），测妊高征发、发展及后。
声明：以上例句、词性分类均由互联网资源
成，部分未经过人工审核，其表达内容亦不代表
软件观点；若发现问题，欢迎向我们指正。
