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In this work , 3D cubic test specimens were manufactured by Selective Laser Melting ( SLM ) from commercially available Ni/Fe-based superalloy powder , and were further subjected to heat treatment .
 concept or principle: 3D; concept or principle: manufactured; manufacturing process: Selective Laser Melting; manufacturing process: SLM; material: powder; manufacturing process: heat treatment
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: 3D, manufactured, Selective Laser Melting, SLM, powder, heat treatment 
Answer:
 concept or principle: 3D; concept or principle: manufactured; manufacturing process: Selective Laser Melting; manufacturing process: SLM; material: powder; manufacturing process: heat treatment