该低密度体可能是由破碎的花岗变晶构成。

Perhaps this low density body is composed of broken granoblastic.

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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.

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退变质过程以黄铁矿变斑晶生长、矿石糜棱岩的形成、二次退火和化学再活化为特征。

Retrograde metamorphism at Hongtoushan is characterized by porphyroblastic growth of pyrite, formation of ore mylonite, secondary annealing and chemical remobilization.

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