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In this work , the properties of nanoparticle-enhanced aluminum 7075 are investigated on welded parts , overlays and through wire-based additive manufacturing .
 concept or principle: properties; material: nanoparticle-enhanced aluminum 7075; machine or equipment: welded parts; engineering feature: overlays; manufacturing process: wire-based additive manufacturing
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: properties, nanoparticle-enhanced aluminum 7075, welded parts, overlays, wire-based additive manufacturing 
Answer:
 concept or principle: properties; material: nanoparticle-enhanced aluminum 7075; machine or equipment: welded parts; engineering feature: overlays; manufacturing process: wire-based additive manufacturing