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To achieve the above goal , a quantitative semi-empirical method is proposed to predict the texture of the epitaxial columnar grains grown from polycrystal substrates .
 concept or principle: quantitative; engineering feature: texture; machanical property: epitaxial columnar grains
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: quantitative, texture, epitaxial columnar grains 
Answer:
 concept or principle: quantitative; engineering feature: texture; machanical property: epitaxial columnar grains