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Due to the phase transformation of the SLM part and work hardening of the CS part , the overall hardness of the FMGs was higher than that of the feedstock .
 concept or principle: phase; manufacturing process: SLM; manufacturing process: work hardening; machanical property: hardness; material: feedstock
Please list all entity words in the text that fit the category.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} 
Answer:
 concept or principle: phase; manufacturing process: SLM; manufacturing process: work hardening; machanical property: hardness; material: feedstock