晶粒长大到微米尺度时，变形机制主要是位错协调的晶界滑移和位错滑移塑性。
The main deformation mechanisms are dislocation accommodated grain boundary sliding and dislocation slip plasticity when the grains grow to micro size.
工业挤压态az31镁合金压缩超塑性变形机制为动态再结晶协调下的晶界滑移机制。
The deformation mechanism of the compression superplasticity of commercial AZ31 magnesium alloy-extruded is grain boundary sliding mechanism in coordination with the dynamic recrystallization.
钛合金的蠕变行为是非常复杂的。通常蠕变行为可以分为低温蠕变、晶界滑移蠕变、扩散蠕变和位错蠕变等。
The creep behavior of ti alloys is complicated and can usually be divided into low temperature creep, grain boundary slip creep, diffusion creep and dislocation creep, so on.
位错攀移越过弥散质点的过程是合金超塑变形的速控过程，超塑变形的主要机制是晶界滑移伴随晶内位错运动。
For the alloy, the dominant mechanism of superplastic deformation is that the boundary sliding process will be accompanied by intragranular dislocations.
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.
合金在超塑变形中，位错滑移起重要协调作用，使晶界滑动易于进行。
In the process of superplastic deformation, the dislocation sliding has important cordinating effect, so that the grain boundary sliding proceeds easily.
位错平面滑移，过早产生塞集和晶界上滑移灵便性差导致热轧后具有高的脆性。
The slip in the dislocation plane produces blocking at an early stage and the uneasiness of slip at grain boundaries leads to high brittleness of the material after hot rolling.
位错平面滑移，过早产生塞集和晶界上滑移灵便性差导致热轧后具有高的脆性。
The slip in the dislocation plane produces blocking at an early stage and the uneasiness of slip at grain boundaries leads to high brittleness of the material after hot rolling.
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