Cleavage fracture is a typical brittle fracture and also a process consisted of crack producing and spreading, and the mechanism is related to dislocation and crystalline grain.
解理断裂是典型的脆性断裂，解理断裂也是一个裂纹萌生和扩展的过程，其机制与位错和晶粒有关。
Its explicitly explained how the cleavage step pattern is formed by the cleavage crack intersecting with screw dislocation.
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。
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