The indentation cracks propagation is typified by an intergranular and transgranular mixed mode.
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2. 复合材料的断裂形貌为韧窝加沿晶断裂。
The composite displays the fracture features of the dimple and intergranular fracture.
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3. 在热应力作用下扩展，最终导致沿晶脆断。
They extend under the action of thermal stress and finally result in intercrystalline brittle fracture.
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4. 断裂发生在近焊缝处，断裂的特点是沿晶界的。
Rupture occurs near the bond zone. The characteristics of fracture are intergranular.
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5. 由该模型推导出氢致沿晶裂纹萌生时的临界有效拉应力。
From the model, the critical effect tensile stress for the initiation of hydrogen induced crack along grain boundaries has been derived.
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6. 辙叉内部的铸造缺陷主要是沿晶界析出的非金属夹杂物和缩松。
The casting defects in the railway frog were mainly the nonmetal inclusions and the shrinkage.
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7. 去应力退火试样上发现了平行轧面的深沟，且沿晶开裂不明显。
The intergranular cracking in relieved-stress annealing samples is not obvious.
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8. 拉伸过程中形成的氧化物夹杂成为裂纹源，断口表现为沿晶断裂。
The fracture surface appeared intergranular crack, due to the oxide formed during tensile test.
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9. 裂纹的传播则以沿晶或穿晶方式在基体中扩展，最终引起材料失效。
These cracks propagate into matrix intergranularly or transgranularly, leading to the final material failure.
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10. 各海域对铜镍合金的腐蚀作用基本均以沿晶腐蚀为主， 但程度不同；
There is mainly intergranular corrosion with different extent on Cu-Ni alloys in marine.
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11. 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.
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12. 碘分压不仅影响腐蚀产物层的厚度，而且碘分压较高时沿晶开裂容易发生。
The partial pressure of iodine influents the thickness of corrosion products, and intergranular cracking is easier to be found when iodine partial pressure is high enough.
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13. 裂纹扩展的微观特征研究：在热影响区与焊缝区的裂纹扩展均为沿晶与穿晶混合型。
Micro characteristic of cracks propagation research: the path of crack propagation in the heat-affected zone and weld metal is the mix of transgranular and intergranular.
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14. 在含碳量1.5%的铁基体中主要沿晶界分布；在含碳量3%的基体中呈均匀分布。
In composites contained 1.5%C, VC particles were along austenite crystal boundary, while others of 3%C content were distributed uniformly.
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15. 材料的断裂方式由沿晶脆性断裂转变为沿晶脆性断裂和韧窝韧性断裂的混合断裂方式。
The fracture of the material was diverted from the manner of intergranular brittle fracture to the manner of intergranular brittle fracture with dimple gliding fracture.
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16. 结果表明，变形温度愈高，晶界结合强度愈低，沿晶断裂愈明显，晶界滑动愈易实现；
The results showed that the grain boundary cohesion become weaker and intergranular fracture became dominant with the increasement of superplastic deformation temperature.
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17. 钠腐蚀后，两种钨试样的沿晶脆断特征变得更为显著，为沿晶和穿晶混合型脆性断裂。
The brittle morphologies become much more notable, and appear the inter-and trans-granular fracture mode after sodium corrosion at high temperature for both of W-specimens.
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18. 结果表明，造成主蒸汽滤网开裂的主要原因是晶界高温氧化，断口呈典型的沿晶开裂特征。
The results show that the main reason for the cracking was high temperature intergranular oxidation, with the fracture morphology being a typical intergranular cracking character.
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19. 沿晶界疲劳开裂与否与驻留滑移带和晶界的交互作用方式密切相关，而与晶界结构本身无关。
It is suggested that intergranular fatigue cracking strongly depends on the interaction mode of PSBs with GBs, while the GB structure itself plays a much less role.
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20. 分析了不锈钢压力表管接头焊缝开裂的原因，认为此种开裂具有应力腐蚀开裂、沿晶断裂特征。
The rupture reasons of tube joint weld of the stainless steel pressure meter are analyzed. It is characteristic of stress corrosion cracking and inter granular fracture.
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21. 研究表明，“沿晶”、“多边化”和“扇形解理花样”是稀土锆合金断口最常见的微观形貌特征；
The results show that the crack and the hole are the primary microdefect of fracture.
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22. 结果发现，时效造成的沿晶析出及伴随产生的沉淀物无析出带是促使合金发生沿晶开裂的主要因素。
The results show that the precipitates on the grain boundaries and precipitate free zone (PFZ) were the main factor to enhance the intergranular crack of the alloy.
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23. 聚晶金刚石刀具在加工过程中的磨损机理主要表现为具有疲劳磨损特征的沿晶断裂及局部解理断裂。
The cutting tool was characterized by intercrystalline fracture attributed to fatigue and partial cleavage fracture in the machining process.
The results show that high content of impurity elements, segregation along grain boundaries and uneven grain size are main reasons for the surface damage of domestic tungsten targets.
The results show that high content of impurity elements, segregation along grain boundaries and uneven grain size are main reasons for the surface damage of domestic tung...
The results indicate that most of the rare-earth element are concentrated along the boundary in network of metallic compound with a few solutioned into the Mg matrix.
The results indicated that a few of the rare-earth elements existed in the matrix, and most of that formed metallic composite with magnesium and distributed in the interface.
The results indicated that a few of the rare-earth elements existed in the matrix, and most of that formed metallic composite with magnesium and distributed in the interface.
