punching breaking length

In this article, the morphological structures of Izod impact fractured surfaces of several gun propellants are studied.

本文还就如何改善硝胺和硝基胍发射药的冲击断裂性能提出了一些建议。

The impact fracture toughness of nitramine propellants and their matrix experimentally studied,and the effects of nitramine fillers on the impact fracture toughness of NC-matrix are analysed applying the concept of inforcement ratio in impact fracture toughness.

实验研究了硝胺发射药及其基体材料的冲击断裂韧性，应用冲击断裂韧性增强率的概念分析了硝胺填料对塑化硝化纤维素基体材料冲击断裂韧性的影响。

Impact Fracture Curve and Fractured Surface Morphology of PA 6/POE Blends

PA 6/POE冲击断裂曲线及断面形貌

SHORT-TERM HIGH-TEMPERATURE THERMAL SHOCK FRACTURE OF 12 CrlMoVg STEEL AND FINITE ELEMENT ANALYSIS THEREOF

12Cr1MoVg短期高温冲击断裂有限元分析

Study on the notched impact fractured mechanism of PA6/POE-g-MAH blends

PA6/POE-g-MAH共混体系缺口冲击断裂机理研究

Influence of the Microstructure of the Rubber Particles on the Properties and Alterable Falling Dart Impact Fracture Mechanism of HIPS

HIPS性能与橡胶粒子结构的关联及落锤冲击断裂的增韧机理

Investigation on the correlation between fracture toughness and impact energy for middle strength steel;

中强钢断裂韧性和冲击功关系的研究

Failure analysis of the flail knife in the impact crusher for aluminum scraps

铝屑冲击破碎机甩刀断裂的失效分析

The fracture of K1 c and impact specimens were observed by SEM.

通过扫描电镜观察了断裂韧性和冲击试样断口。

The Impact Effect of Partial Fracture in Steel Frame Connections and the Dynamic Behavior of the Whole Structure after Fracture;

钢框架节点局部断裂的冲击作用及断裂后整体结构的动力性能

On the Mechanism of the Dynamic Fracture Processes of Rock under Impulse Loading;

冲击载荷作用下岩石动态断裂过程机理研究

Study on Metallic Jets Formation, Fragmentation and Particle Size Distribution under Shock-loaded Condition;

金属冲击射流形成、断裂和颗粒化分布研究

THE INITUTION AND PROPAGATION OF THE VIBRATION FATIGUE CRACK IN SINTERED STEEL UNDER REPEATED IMPACT LOAD

多次冲击载荷下粉末冶金热锻钢的振动疲劳裂纹萌生、扩展与断裂

The fracture features of Charpy impact test specimens of welded metal are also analyzed.

文中还对焊缝夏比冲击试样的断裂特性进行了探讨。

A Charpy test is usually much less expensive to perform than a fracture toughness characterization experiment.

夏比（冲击）试验通常要比断裂韧性试验的费用低得多。

Study on Chaos and Bifurcation Characteristics of Instability and Fracture of Rocks and Rock-bursts;

岩石断裂失稳破坏与冲击地压的分叉和混沌特征研究

Study on Fracture Behavior of Magnesium Alloy and Its Welded Joint under Impact Load;

冲击载荷作用下镁合金及其焊接接头断裂行为研究

Prediction Between Instrumented Impact Test and Three-Point Bending Fracture Toughness Using Local Approach;

基于局部法示波冲击与三点弯曲断裂韧性相互预测

Analysis of the relationship between impact toughness and fracture toughness for rail steel

低温下铁道钢轨钢材冲击韧性与断裂韧性的关系分析

number of repeated impact to breaking

导致破断重复冲击次数