热疲劳断口具有穿晶解理特征。
研究了灰斑和黑斑断口产生的机制。
The formation mechanism of grey and black spots has been studied.
归纳总结了叶片疲劳断口的特征形貌。
The fatigue fracture surface features of blade are summarized firstly.
高强船板拉伸试验后出现断口分层现象。
Layered fracture occurs after tensile test of high strength ship plate.
这种空隙很可能是白点断口的一种断裂源。
The unhealed porosities might be a possible source of flake formation.
此外，还对抗弯强度试样的断口进行了分析。
Additionally, the fracture surfaces of bending strength specimen were also explained.
拉伸试样表面充氢层的断口是穿晶解理断口。
Transgranular cleavage fracture is shown for the charged layer in tensile specimen.
材料断口分维值随着晶须方向角的增大而增大。
The fractal dimension of the material fracture rises with the increase of whisker direction Angle.
分析了插销焊接接头的组织和插销试样的断口形貌。
Microstructure of the joints and fracture morphology of implant samples were analyzed.
合金的断口形貌由韧窝向河流花纹状的解理形貌转变。
The fractures of the alloys change from dimple to cleavage fracture with river pattern.
断口主要分为塑性屈服变形区和弹性变形区两部分。
Fracture surface consists of plastic yield deformation area and elastic deformation area.
晶面呈玻璃光泽，但常见到的是断口面上的油脂光泽。
The crystal is shiny glass, but is common to the oil sheen on the surface of fracture.
还介绍了发生过载损伤后高温低循环疲劳断口的特征。
In addition the features of high temperature low cycle fatigue fracture surfaces are given.
通过SEM观察，可知主断口微观形貌符合白点断口特征。
By SEM the micro appearance of main fracture conformed to characteristics of flake fracture.
研究了车轮钢中白点形成的机理以及白点对断口形貌的影响。
The mechanism of flaking in wheel steel and the effects of flaking on fracture were investigated.
计算机的断口图像处理与识别能够提高专家系统问题的求解效率。
Fracture image processing and identification with computer can improve es' s problem solve efficiency.
断口扫描电镜观察显示断口有一定的塑性，未发现气孔和焊接缺陷。
SEM showed no pores and other defects and some ductility at laser welding area.
经实验发现细晶粒碳钢焊接接头拉伸试验断口在远离热影响区的母材上。
It is found that the weld of fine grain steel break apart from heat effect zone in the tensile test.
其冲击断口微观形貌由室温时的韧窝断口逐渐变为低温下的塑性沿晶断口。
The fracture appearance is dimple at room temperature, it changes into intercrystalline fracture at low-temperature.
针对工艺用压缩机气阀的失效形式，对损坏的阀片进行了断口及静态应力分析。
According to the failure style of the air valve of industrial compressor, the fracture and static stress are analyzed.
而在同等条件下未涂层试样不论是表面还是断口处都已遭受了较为严重的破坏。
While under the same test conditions, samples without coating have undergone severe damages on both the surface and the fracture section.
对叶片断口扫描电镜分析显示，断口具有准解理、韧窝、应力腐蚀等复杂特征。
Scanning electron microscopy analysis on blade fracture shows: the fracture is characterized by cleavage, quasi-cleavage and stress corrosion and so on.
随着加载速度的加快，河流纹断裂形态逐渐变得明显，同时断口形貌变得更加粗糙。
With the increase of displacement speed, fracture mode of the river patterns gradually became obvious and fracture surface became coarser.
根据扫描断口形貌和裂纹扩展途径的金相观察，还探讨了在混合溶液中的应力腐蚀机制。
The stress corrosion mechanism in mixed solutions was studied based on the metallographic observations of scanning fracture shapes and crack extension direction.
根据扫描断口形貌和裂纹扩展途径的金相观察，还探讨了在混合溶液中的应力腐蚀机制。
The stress corrosion mechanism in mixed solutions was studied based on the metallographic observations of scanning fracture shapes and crack extension direction.
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