645
The authors assumed that the temperature profile inside the heat affected zone within each layer is the same if the part model is reasonably large .
 process parameter: temperature; engineering feature: profile; concept or principle: heat affected zone; process parameter: layer; concept or principle: 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:
 process parameter: temperature; engineering feature: profile; concept or principle: heat affected zone; process parameter: layer; concept or principle: model