蠕变的一种,当温度很高,应力很低时,蠕变速度与应力成正比,这种蠕变与位错关系不大,此时的形变主要是由应力作用下物质的定向流动造成的,这种蠕动即扩散蠕动.
总结了近十年来岩石扩散蠕变显微构造鉴别特征、研究方法的最新进展。
The newest development of microstructure features and observation and research methods of diffusion creep of rocks in the past ten years are briefly summarized.
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.
该合金的蠕变由晶格自扩散引起的位错攀移所控制。
The creep deformation is controlled by dislocation climb resulting from lattice self-diffusion.
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