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Detailed finite element analysis ( FEA ) and experimental bending tests on specimens 3D printed by stereolithography validate the hybrid-homogenized modeling approach .
 concept or principle: finite element analysis; concept or principle: experimental; process characterization: bending tests; manufacturing process: 3D printed; manufacturing process: stereolithography; enabling technology: modeling
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: finite element analysis, experimental, bending tests, 3D printed, stereolithography, modeling 
Answer:
 concept or principle: finite element analysis; concept or principle: experimental; process characterization: bending tests; manufacturing process: 3D printed; manufacturing process: stereolithography; enabling technology: modeling