To approach the clinic effect of correcting breech postition with knee chest decubitus.目的:探讨膝胸卧位纠正臀位的临床效果.The caesarean section rate for breech presentation , scar uterus , fetal macrosomia, multiple pregnancy was 97.9 %...
Designed to be loaded breech. Used of a gun or other firearm.设计为在后膛装(弹药)的. 用于枪或其它火器.The parts of a gun that make up the breech.一种火器;有膛线炮的或在来复枪内有内螺旋形槽线的.The caesarean section rate for breech presentation , scar uterus , f...