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.

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。

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。

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

Failure analysis for the breech mechanism of a big caliber howitzer

大口径火炮抽筒故障分析

Assembly Level Finite Element Analysis of Breech Mechanism of Gun

炮尾炮闩机构装配体有限元分析

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

Research of Fault Simulation and Prediction System for Breech Mechanism

炮闩系统故障仿真预测系统研究

I was also in breech presentation.

我那时也是臀位的。

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

臀位妊娠分娩方式的选择

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

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

There was a positive correlation between GPDA and N acetyl � � D glucosa minidase ( NAG ), urine minimal albumen ( UmA ).

尿GPDA与N乙酰βD氨基葡萄糖苷酶 ( NAG ) 和尿微量白蛋白 ( UmA ) 呈显著正相关.

There was significantly positive correlation between WSP content and viscosity.

水溶性戊聚糖含量与籽粒提取液黏度呈极显著正相关.

The soluble solids had very significant positive correlation with the light intensity.

果实可溶性固形物含量与光强呈极显著正相关.

There is an insignificant positive correlation between service quality and customers'satisfaction.

服务品质对顾客忠诚度不具显著的正向关系.

And there was a positive correlation between the area and DNA content.

并且核面积与DNA含量之间具有明显的正相关关系.

It had positive correlation with soil organic matter and CEC.

其吸附率与土壤有机质、CEC呈正相关.

A significant positive correlation was found between the two substances.

人们发现在这两种物质之间存在着一种正比关系.

There is a significant positive correlation between service quality and customers'satisfaction.

服务品质对顾客满意度有显著的正向关系.

There are two kinds of electric charges: positive and negative.

电荷有两种: 正电荷和负电荷.