breech
n. 臀部
The breech of a gun is the part of the barrel at the back into which you load the bullets.
1. opening in the rear of the barrel of a gun where bullets can be loaded
Designed to be loaded breech. Used of a gun or other firearm.
設計為在後膛裝(彈藥)的. 用於槍或其它火器.
The parts of a gun that make up the breech.
一種火器;有膛線炮的或在來復槍內有內螺旋形槽線的.
The caesarean section rate for breech presentation , scar uterus , fetal macrosomia, multiple pregnancy was 97.9 % , 97.3 % , 74.0 %, 73.9 % respectively.
其中臀位的剖宮產率為97.9%, 疤痕子宮的剖宮產率為97.3%, 巨大兒的剖宮產率為74.0%, 多胎妊娠的剖宮產率為73.9%.
To approach the clinic effect of correcting breech postition with knee chest decubitus.
目的:探討膝胸臥位糾正臀位的臨床效果.
Objective To investigate the selection of method of breech delivery and its complications.
目的探討臀位分娩方式的選擇及其併發症的發生.