breech的例句大全

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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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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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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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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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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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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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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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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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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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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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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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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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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Based on different theories and techniques for the reduction of stress concentration, and on the basis of forms of breech ring fillets in general use, over a dozen of fillet forms are proposed.

根据降低应力集中的理论和技术措施，在现有常用的炮尾闩室圆角的基础上，提出了十几种圆角形式。

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The breech lock closure type heat exchanger is characterized by reliable sealing performance, easy dismantling and assembling, high utilization ratio of heat exchange area and small grounding.

螺纹锁紧环换热器具有密封性能可靠，拆装方便，换热面积的利用率高，结构紧凑，占地面积小等特点。

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Results Fetal hypoxia, birth injury, premature, postmature pregnancy, huge baby, difficult vacuum extraction, forceps operation and breech extraction were the most dangerous elements of intracranial haemorrhage of newborn.

结果：新生儿颅内出血与胎儿缺氧及（或）产伤有关，早产、过期妊娠、巨大儿、困难的胎吸、产钳术、臀位助产术是颅内出血的高危因素。

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And calculated breech pressure, muzzle velocity and discharge parameters agree with experimental results.

同时，计算的膛压、初速、放电参数与实验基本符合。

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Impact stress of buffer spring in machine gun cartridge extraction in automatic-weapons under high breech pressure& a theoretical study

自动武器中缓冲簧的撞击应力自动武器高压抽壳理论研究

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Mean While, loading force provided by the force loading maintainer has been compared with the actual breech pressure, and the method which more in line with practical gun pressure has been put forward.

同时，将动力加载机构提供的加载力与实际膛内压力进行对比，提出了使其更加符合实际膛压的方法。

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