5929
To identify the dominant contributing factor in the anomalously high strength of Al–Si-based alloys fabricated by selective laser melting ( SLM ) , microstructural characteristics of a SLM-built Al–10Si–0.3 Mg alloy ( AlSi10Mg ) and their changes upon annealing at elevated temperatures were investigated .
 machanical property: strength; material: alloys; manufacturing process: selective laser melting; manufacturing process: SLM; concept or principle: microstructural; material: Mg alloy; material: AlSi10Mg; manufacturing process: annealing; process parameter: temperatures
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: strength, alloys, selective laser melting, SLM, microstructural, Mg alloy, AlSi10Mg, annealing, temperatures 
Answer:
 machanical property: strength; material: alloys; manufacturing process: selective laser melting; manufacturing process: SLM; concept or principle: microstructural; material: Mg alloy; material: AlSi10Mg; manufacturing process: annealing; process parameter: temperatures