5860
In this work , selective laser melting ( SLM ) of Cu-9.8Al-5.2Ni-4.6Fe-0.3 Mn ( wt .
 selective laser melting, SLM, Mn
Please list all entity words in the text that fit the category. Output format is "word1, 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:
 selective laser melting, SLM, Mn