本文对解理台阶的形成模型——解理裂纹与螺位错交割模型进行了诠释。
Its explicitly explained how the cleavage step pattern is formed by the cleavage crack intersecting with screw dislocation.
在低温解理断裂的物理模型中，最重要的是确定解理裂纹形成中的临界事件。
In low temperature cleavage physical model, it is of Paramount importance to ascertain the nature of the critical event in the formation of a cleavage crack.
在第二个临界载荷下，三个判据都满足的区域相互重叠，解理裂纹形核并扩展。
Under the second critical load, the regions, where the three criteria are satisfied, are overlapped each other and cleavage crack is nucleated and propagates.
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