The results show that Widmansttten structure needle consists of many blocky subgrains that have higher dislocation density and subgrain boundary is made up of dislocation tangle.
结果表明，魏氏组织针由多个块状的亚晶粒组成，亚晶粒边界由位错缠结而成，在亚晶粒内有较高的位错密度；
We propose an ideal configuration of a dislocation obliquely intersecting the phase boundary in a two phase medium.
本文建立了二相介质中与相界斜交位错的一种理想构型。
In the process of superplastic deformation, the dislocation sliding has important cordinating effect, so that the grain boundary sliding proceeds easily.
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。
The compressive creep rate in the alloy was mainly controlled by the lattice diffusion of zinc and dislocation limb, and the grain boundary sliding contributed for it in some degree.
稳态蠕变速率主要由锌的点阵扩散和位错的攀移所控制，品界滑移对蠕变也有贡献。
The main deformation mechanisms are dislocation accommodated grain boundary sliding and dislocation slip plasticity when the grains grow to micro size.
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。
We consider in this paper a straight dislocation moving uniformly parallel to the planar phase boundary in a two phase medium.
本文考虑二相介质中与平面相界平行的匀速运动直线位错。
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.
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 crystal structure and some defects such as tilt boundary and dislocation of lanthanum chromates were investigated by high resolution microscopy (HERM).
用高分辨电子显微镜对铬酸镧的晶体结构及晶界、位错等晶体缺陷进行了观察与分析。
The growth velocity for recrystallized grain is proportional to the driving force of recrystallization, which is determined by the grain boundary energy and dislocation density.
再结晶晶粒的生长速度与再结晶驱动力成正比，再结晶驱动力取决于晶界能和位错密度。
The carbides in the matrix prevent dislocation from moving, and pin effect of the carbides in the grain boundary keep grain boundary from sliding, and creep resistance of steel is improved.
蠕变期间，晶内碳化物阻碍位错运动，晶界碳化物“钉扎”晶界，阻碍晶界滑动，由此提高钢的蠕变抗力。
It is showed that twin dislocation is the activated step of the migration of twin-plane boundary during recrystallization.
指出，孪晶位错是再结晶过程中，孪晶界面迁移的激活台阶。
It is showed that twin dislocation is the activated step of the migration of twin-plane boundary during recrystallization.
指出，孪晶位错是再结晶过程中，孪晶界面迁移的激活台阶。
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