2690
The observation of sub-grained cellular features in additively manufactured ( AM ) /selectively laser melted ( SLM ) 316L stainless steel components has remained an interesting , though incompletely understood phenomenon .
 manufacturing process: additively manufactured; manufacturing process: AM; enabling technology: laser; manufacturing process: SLM; material: 316L stainless steel
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: additively manufactured, AM, laser, SLM, 316L stainless steel 
Answer:
 manufacturing process: additively manufactured; manufacturing process: AM; enabling technology: laser; manufacturing process: SLM; material: 316L stainless steel