关键词 ：单晶镍基合金；合金元素；蠕变抗力；位错攀移 [gap=1240]ds: single crystal nickel-base superalloys; alloying elements; creep resistance; dislocation climb
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dislocation climb model 位借攀移模型
dislocation climb controlled creep 位错攀移控制蠕变
Climb of Dislocation 位错的攀移
climb motion of dislocation 位错攀移运动
The creep deformation is controlled by dislocation climb resulting from lattice self-diffusion.
该合金的蠕变由晶格自扩散引起的位错攀移所控制。
The TEM photo shows that dislocation climb and cross-slip are the important deformation modes of the alloy.
变形合金的透射电镜照片表明位错的攀移和交滑移为合金变形的主要机制。
The creep mechanisms are dislocation glide at lower testing temperatures in higher stress levels and dislocation climb at higher temperatures in lower stress levels.
在研究的实验条件范围内，合金的蠕变变形机制为低温高应力下的位错粘滞滑移控制和高温低应力下的位错攀移控制；
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