3171
Demarcations between the behaviors of the aB-built versus post-processed materials are discussed ; specifically , in terms of anisotropy with respect to build direction and values of the strength properties , based on the grain morphology , coherent twin formation , and precipitate structure .
 concept or principle: materials; machanical property: anisotropy; process parameter: build direction; machanical property: strength properties; concept or principle: grain; material: precipitate
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: materials, anisotropy, build direction, strength properties, grain, precipitate 
Answer:
 concept or principle: materials; machanical property: anisotropy; process parameter: build direction; machanical property: strength properties; concept or principle: grain; material: precipitate