穿晶断裂比例的增加是延性提高的原因。
The increase in ductility can be attributed to the increase in ratio of transgranular fracture.
而SC加氢化磁体的裂纹源于主相的穿晶断裂。
But for sc and hydrogenated magnets the crack source is the transcrystalline break of main phase.
低温拉伸时呈穿晶断裂，断口主要为准解理台阶；
And the low-temperature fracture was mainly quasicleavage step, this demonstrated that the fracture mede was transgranular type fracture.
裂纹形成后垂直于加载轴方向扩展，试样呈穿晶断裂。
Once initiated, cracks would propagate perpendicularly to the loading direction and the specimens exhibited transgranular fracture.
渗透复合体在断裂过程中可见：裂纹偏转、晶体拔出和穿晶断裂。
In the rupture process of the composite, crack deflexion, crystal evulsion, and rupture through crystal could be observed.
纳米级裂纹是晶粒中纳米大小的裂纹，它可能是导致穿晶断裂的裂纹。
The nanocrack is a crack in nano size withingrain and it may cause transcrystalline fracture.
裂纹形成的断裂为穿晶解理机制，预应变可导致更多的二次裂纹。
The fractography of the fatigue crack initiation displayed cleavage facet and more second cracks after pre-training.
扫描电镜下的原位准静态拉伸试验表明，合金的断裂行为是穿晶韧性断裂。
The result of insitu-tensile test shows that the behavior of fracture is transcrystalline rupture.
研究表明该钢具有较好的抗应力腐蚀性能，其应力腐蚀断裂形貌为穿晶、解理断裂，并有二次裂纹。
The stress corrosion cracking sensitivity of the steel was low, and the fractography of its stress corrosion cracking showed transgranular and quasi-cleavage fracture with secondary cracks.
穿晶裂纹源于晶内形变损伤区，其扩展机制为沿滑移面的剪切断裂。
Tranagranular cracks result from deformation damage of grain, and its propagation mechanism is shear rupture along slip plane.
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.
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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