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We developed a computational model based on the finite element method to study the material and process parameters concerning the melt flow of the powder particles .
 computational model, finite element method, material, process parameters, melt flow, powder particles
Please list all entity words in the text that fit the category. Output format is "word1, 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:
 computational model, finite element method, material, process parameters, melt flow, powder particles