957
The primary distinction of most composites by AM is the significant void content that needs to be incorporated into the respective finite element model .
 material: composites; manufacturing process: AM; concept or principle: void; material: be; concept or principle: finite element model
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:
 material: composites; manufacturing process: AM; concept or principle: void; material: be; concept or principle: finite element model