计算表明，断口表面层绝热升温温度依然高于液相线温度。
The adiabatic heating induces the temperature of fracture surface layer to be higher than the liquidus temperature too.
当裂纹扩展至拉伸过载区，断口表面则呈现明显的冲击断裂特征。
The fatigue fracture surface exhibits obviously impact facture characterization, when the crack propagates into overload tensile zone.
较高的疲劳性能与裂纹尖端闭合应力、断口表面粗糙度以及裂纹扩展路径弯折程度有关。
The high fatigue properties were found to be related with higher crack closure stress, rough fracture surface and tortuousity of crack path.
利用扫描电镜对多轴比例和非比例加载下的薄壁管多轴疲劳试样的断口表面进行扫描观测分析。
The fatigue fracture surfaces of multiaxial fatigue specimens subjected to proportional and non-proportional multiaxial loadings were observed and analyzed by using the scan electron microscope.
测量了多相材料复合涂层的断裂挠度和断口表面的分形维数，分析了复合涂层的断裂特征结果表明：随着硬质相增加，复合涂层的断裂挠度和断口表面的分形维数降。
The test results showed that the fracture deflections of the composite coatings and the fractal dimensions of the fractured surfaces decreased with increasing the contents of hard phases.
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.
采用扫描电镜进行断口分析，结果表明，零件内弯处外表面上的冲压伤痕是导致其早期疲劳断裂的主要原因。
The fracture surface was inspected by SEM. The results showed that the stamping damage on the surface around the inside bend was the main factor to cause the early fracture.
采用光学显微镜、扫描电镜等分析手段，对45钢大齿轮传动轴断裂表面的金相组织、断口形貌进行了分析和检测。
The metallurgical structure and fracture morphology on gear transmission shaft of 45 steel were analyzed by means of optical microscope and scanning electron microscope.
利用SEM对实际使用时断裂的髋关节的断口和表面进行了分析，认为此关节的断裂为以弯曲应力为主的腐蚀疲劳断裂。
The fracture and the surface of a hip joint fractured invivo has been studied by SEM. It is concluded that the fracture was due to corrosion fatigue cracking by bending stress.
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.
测试了热循环前后胶接试样的拉伸剪切性能、质损率和表面残余应力，观察了拉伸剪切断口形貌。
The tensile shear properties, mass loss ratio and surface residual stress of the bond samples before and after the thermal cycling were measured. The tensile shear fracture morphologies were observed.
用SEM观察到玻璃纤维的表面光滑、低析晶、断口质密度高、断口贝纹呈明显沟状。
It is observed by SEM that glass fiber has smooth surface, low crystallization, high density of fracture and shellfish veins of fracture obviously submits ditch form.
采用光学显微镜、扫描电子显微镜、硬度机等对表面已开裂破损45钢冷冲模具的组织、性能和断口进行研究分析。
The microstructure, properties and cracks of the fractured cold pressing die made of 45 steel were analyzed by optical microscope, scan electronic microscope and micro-hardness instrument.
论述了表面疲劳裂纹检测在汽车修理中的重要地位，简单分析了疲劳断口的特征，重点讨论了汽车零件表面疲劳裂纹的发生规律及其常见部位。
The importance of examination of surface fatigue cracks in automobile repair is stated in this paper, and the features of fatigue fracture are briefly analysed.
通过观察机械镀锌镀层的表面形貌和断口结构，分析了镀层中的孔隙分布，并用钢球堆积模型模拟了镀层中孔隙的分布情况。
Pore distribution was investigated by observing surface morphology and cross-section. Accumulating model of steel balls was used to simulate the pore distribution in the coating.
真空热循环试验前后CF/EP层合材料的拉伸性能由电子万能材料试验机完成，本文利用扫描电镜观测试样表面形貌和拉伸后的断口形貌。
The tensile strength and Young's modulus of CF/EP specimens before and after vacuum thermo-cycling were measured by an electrical universal material testing machine.
试样表面具有典型的金属光泽，断口光亮并具有典型的玻璃断口。
The surfaces of the samples have the typical metallic luster, and the fractures of the samples are agleam and have the typical glassy fracture.
断口分析表明所研究的试件均为疲劳断裂，裂纹源位于焊瘤趾部或焊瘤内部靠近轨腰表面处。
The fracture analyses revealed that the fractures are caused by fatigue, and the cracks initiated from the inclusions and voids at the toe of the fin for the gas-pressure we…
断口分析表明所研究的试件均为疲劳断裂，裂纹源位于焊瘤趾部或焊瘤内部靠近轨腰表面处。
The fracture analyses revealed that the fractures are caused by fatigue, and the cracks initiated from the inclusions and voids at the toe of the fin for the gas-pressure we…
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