查询词典 breech mechanism

Those yield a more effective means for the evaluation of strength and stiffness design of gun breech mechanism.

为火炮炮尾炮闩设计提供了一个更有效实用的结构校核手段。

A similar device in any breech mechanism.

栓：在有膛机械中的类似设备。

The distribution and magnitude of dynamic stresses of the breech mechanism, the receiver and the firing pin have been obtained with ANSYS/LS-DYNA when they are impacted.

运用ANSYS／LS-DYAN有限元分析软件分别计算了闭锁机构、机匣和击针在受撞击条件下的应力分布。

The principle and methodology of assembly level finite element modeling and analysis of gun breech mechanism were put forward in this paper.

该文针对火炮炮尾炮闩机构提出了对其进行装配体有限元分析的方法和建模原理。

The rules of the distribution and magnitude of dynamic stresses of the breech mechanism in three different situations have been studied. The intensity of the breech mechanism has been checked.

研究了闭锁机构在三种不同情况下的动态应力分布规律，校核了闭锁机构的强度。

The main reason causing the breakage of the breech mechanism has been disclosed with analysing the distribution and magnitude of the dynamic stresses in two different situations. This provides useful references for mechanism design.

通过分析机匣在两种不同情况下动态应力的分布，揭示了导致机匣破坏的主要原因，为机构设计提供了有益的参考。

The traditional practice of finite element analysis of gun components was on the basis of single part,it cannot accurately simulate the mechanics behavior of some gun components with multiple parts such as breech mechanism.

火炮构件有限元分析的传统方法是对单件进行建模分析，不能准确地对炮尾炮闩多零件装配体力学行为进行模拟。

A finite element modeling and analysis of the assembly of a breech mechanism in locking condition was carried out with special finite element techniques such as contact element, gap element and spring element.

利用接触元、间隙元和弹簧元特殊单元，对某大口径火炮的炮尾-闩体-曲臂机构进行了闭锁状态下装配体有限元建模和分析。

Combined with the 10th five -year key advanced research project of national defense "Firing technology for rifles with variable-firing-rate and double cyclic systems", the impacting dynamic stresses of this kind of rifles three key elements(breech mechanism, receiver, firing pin) are analysed and studied in this paper.

本文结合&十五&国家重点预研项目一&步枪双循环变射频发射技术研究&，对变射频步枪的三个关重件在撞击条件下的动态应力进行了分析研究。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。