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Hence , this work presents a new methodology for extracting and quantitatively characterizing the roughness on internal surfaces .
 concept or principle: methodology; concept or principle: extracting; concept or principle: quantitatively; machanical property: roughness; concept or principle: surfaces
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: methodology, extracting, quantitatively, roughness, surfaces 
Answer:
 concept or principle: methodology; concept or principle: extracting; concept or principle: quantitatively; machanical property: roughness; concept or principle: surfaces