7250
This study focuses on the microstructure evolution induced by eutectic WC-W2C inoculants during the selective laser melting ( SLM ) of IN718 .
 concept or principle: microstructure evolution; concept or principle: eutectic; manufacturing process: selective laser melting; manufacturing process: SLM; material: IN718
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: microstructure evolution, eutectic, selective laser melting, SLM, IN718 
Answer:
 concept or principle: microstructure evolution; concept or principle: eutectic; manufacturing process: selective laser melting; manufacturing process: SLM; material: IN718