708
The stress concentration at the end of the arc point and the stress produced by the reverse depositing model are more uniform than those produced by the same depositing model .
 process characterization: stress concentration; concept or principle: arc; machanical property: stress; concept or principle: model; concept or principle: model
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: stress concentration, arc, stress, model, model 
Answer:
 process characterization: stress concentration; concept or principle: arc; machanical property: stress; concept or principle: model; concept or principle: model