breech

Based on the theory of Multi-body Dynamics, we adopt ADAMS simulation platform and establish virtual prototype of breech mechanism.

基于多体力学理论，采用ADAMS软件平台建立了炮闩系统的虚拟样机。

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Reverse anchor jam nut wedge breech mechanism

反向锁闭机构紧固螺帽楔形炮闩，楔式闭锁机

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The correction through Chinese medicine together with knee chest position for 84 patient of breech presentation gestation terminal

中药配合膝胸卧位矫正妊娠晚期臂位84例

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a breech presentation

臀位

朗文当代高级英语词典 第6版

Failure analysis for the breech mechanism of a big caliber howitzer

大口径火炮抽筒故障分析

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Objective To investigate the selection of method of breech delivery and its complications.

目的探讨臀位分娩方式的选择及其并发症的发生.

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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.

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Assembly Level Finite Element Analysis of Breech Mechanism of Gun

炮尾炮闩机构装配体有限元分析

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The caesarean section rate for breech presentation , scar uterus , fetal macrosomia, multiple pregnancy was 97.9 % , 97.3 % , 74.0 %, 73.9 % respectively.

其中臀位的剖宫产率为97.9%, 疤痕子宫的剖宫产率为97.3%, 巨大儿的剖宫产率为74.0%, 多胎妊娠的剖宫产率为73.9%.

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Breech position caesarean sectionshouldmaster the skill of breech extraction, operating according to breech deliverymechanism.

对于臀位剖宫产应掌握好臀牵引术的技巧，应按臀位分娩机转进行。

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Study on On-line inspection method of tank guns breech mechanism based on LABWindows/ CVI

基于LABWindows/CVI的坦克火炮炮闩在线检测方法研究

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Related factor analysis of outcome of breech presentation perinatal with single pregnant and primipara

单胎初产臀位围产儿预后相关因素分析

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The choice of mode of delivery for breech presentation in nulliparous women

臀位妊娠分娩方式的选择

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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.

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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.

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In order to meet the technical requirement of breech ring blank, the past single piece forging for high& mid-strength steel breech ring blank was changed into multiple length forging.

在满足炮尾毛坯锻件技术要求的前提下，采用倍尺锻造法和直接拔长工艺代替传统的单件锻造工艺。

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I was also in breech presentation.

我那时也是臀位的。

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Some New Results About Parts' Dynamic Characteristics in XX Breech Mechanism Based on Virtual Prototype Technology

基于虚拟样机技术对某炮闩系统零部件动力学特性的若干新认识

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Improved Cephalic Version, Effective Method of Reducing of Breech Delivery: A Report of 69 Cases

臀位改良倒转术是减少臀位分娩率的有效措施&附69例报告

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Between 1980 and 1982 there were 542 singleton breech presentation, of which 254 delivered by cesarean section ( 46.86%) Social factor was the first indication and contracted pelvis came the next.

本文回顾分析我院1980～1982年3年中542例单胎臀位的分娩情况，其中剖腹分娩占46.86%，以社会因素为适应证占38.98%，骨盆狭窄次之。

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Effects of breech delivery to be turned from excessive floating fetal head in cesarean delivery

剖宫产时极度胎头高浮转为臀位分娩术式探讨

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Study of the Relationship between Breech Presentation and the Increasing of Fetal Umbilical Artery Blood Flow Resistance

胎儿脐血流阻力增加与臀位的关系探讨

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Results Compared with natural delivery, in presence of assisted breech delivery, breech extraction, application of vacuum extractor, and cesarean section, the incidence rate of neonatal asphyxia increased significantly ( P < 0.01).

结果①臀位助产、臀位牵引、胎头吸引术、剖宫产术的新生儿窒息率经统计学处理明显高于自然分娩率（P<0.01）；

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Their methods delivery included 73 cases of assisted breech delivery, 86 cnses of breech extraction, 40 cases of cesarean section and 5 cases of breech extraction plus craniotomy.

，均系臀牵引术分娩.臀助产73例，臀牵引86例，剖宫产40例、牵引+穿颅术5例。

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Research of Fault Simulation and Prediction System for Breech Mechanism

炮闩系统故障仿真预测系统研究

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It's easy to correct breech birth position by raising the buttocks and lying on one's side, which can reduce greatly the rates of breech birth and perinatal mortality and ensure the health of mother and infant.

抬臀侧卧纠正臀位简单易行，能大大降低臀位发生率，降低围产期婴儿的死亡率，确保母婴的身体健康。

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Selection of the mode of the term breech delivery in primigravida& a clinical analysis of 273 cases

初产妇足月臀位分娩方式的选择&273例分析

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A sliding bar in a breech-loading firearm that ejects an empty cartridge and replaces it and closes the breech.

排出空弹药筒代替它并关闭膛部的后膛装药框架中的滑栓。

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BOLT the breech block or breech bolt that seals breech end of barrel.

密封枪管尾部的枪栓或闭锁装置.

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Results 64.7 % parturients performed cesarean section, 30.5 % assisted breech delivery and 4.7 % breech extraction.

结果其中64.7%施行剖宫产术, 30.5%施行臀位助产术,4.7%施行臀牵引术.

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