fracture dynamics

A Fracture Dynamics Model on Bridge of Composite Materials

复合材料桥连的断裂动力学模型

Damage Assessment of Reinforced Concrete Framed Structures by Fracture Dynamics

用断裂动力学对混凝土平面杆系进行破损评估

A primitive study on Application of fracture dynamics to define the earthquakes intensity zoning

用断裂动力学制定地震烈度区划初探

Self-similar solutions are given for fracture dynamics problems of arbitrary index of self-similarity .

对于任意的自相似指数断裂动力学问题给出了自相似解。

Self-Similar Solutions of Fracture Dynamics Problems on Axially Symmetry

轴对称断裂动力学问题的自相似解

The fracture dynamics analysis of hoop collapsing , and calculation of hoop service life are carried out .

对机车崩箍进行了断裂力学分析，并计算了轮箍的使用寿命。

Fracture Dynamics Analysis for an Event of Failure in the Gudgeon Link for the Miter Gate of a Dam

某水坝船闸人字门拉杆破坏的断裂动力学分析

A fracture dynamics analysis is given to an accident on a gudgeon link of the miter gate of a dam .

对某水坝船闸人字门拉杆断裂事故进行断裂动力学的定性与定量分析。

Based on the theories of fracture dynamics and stress wave , the testing results are analysed , and the fracture law followed by the plates with cracks under dynamic loading is given .

根据断裂动力学和应力波理论，对其试验结果进行了分析，得出带裂纹石膏板试件在动载作用下产生破裂所遵循的规律。

We give some criterions of elastic-plastic fracture dynamics by J_pJ_ ( DN ) and J_ ( DP ) .

我们根据JD，J（DN）和J（DP）给出了弹塑性断裂动力学的一组新判据。

The extensive development of the basin into the east-west fault structure , has gone through the region of fracture dynamics tensile , Extrusion , regional depo-sition , squeezing the strike-slip tectonic evolution stage .

盆地内广泛的发育有近东西向的断裂构造，在断裂动力学上先后经历了区域的拉张，挤压，区域沉积，挤压走滑等构造演变阶段。

For example , the preparing and processing technology of UFP has brought a series of new scientific conceptions , such as mechanical methods , fracture dynamics of UFP , mechanical alloying and mechanochemistry , and so on .

例如，超微颗粒制备技术已经带来了一系列科学新概念，如机械方法学，超微颗粒断裂力学，机械合金化和机械化学，等等。

In this paper we discuss such problems for finite fracture dynamics of nonlinear media and cavitation dynamics of elastic fluids with the common methodology of path-independent integrals [ 1 ] Some path-independent integrals are worked out and related physical meaning for them are given as the extension force .

首先，将文[1]建立的非线性介质断裂动力学路径无关积分理论扩充于有限变形情况，然后，建立起液体空化动力学中的路径无关积分，并给出相应的力学解释，提出了空穴扩张能力的新概念。

The study on fracture system dynamics models of HEGF in gas wells

气井高能气体压裂裂缝系统动力学模型研究

Experimental study of the sacrum fracture under the dynamics clashing load

骶骨骨折的动态冲击试验研究

Objective : To discuss the mechanism how the sacrum fracture happens under the dynamics clashing load .

目的：探讨骶骨在冲击载荷作用下发生骨折的机理。

On Path-Independent Integrals and Fracture Criteria in Nonlinear Fracture Dynamics

非线性断裂动力学中的路径无关积分和断裂准则

Lastly , we give the mechanical meaning of this path-independent integral as the crack extension force , and make it possible to use the path-independent integral as fracture criterion in nonlinear fracture dynamics .

最后，给出了这种路径无关积分的力学意义.说明它可用来作为非线性断裂动力学的一种断裂准则。