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Here we report the evolution of grain structure and topology in three dimensions in both the FZ and the HAZ considering the motion of the liquid pool .
 concept or principle: evolution; concept or principle: grain structure; concept or principle: topology; engineering feature: dimensions; concept or principle: FZ; concept or principle: HAZ
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 concept or principle: evolution; concept or principle: grain structure; concept or principle: topology; engineering feature: dimensions; concept or principle: FZ; concept or principle: HAZ