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Laser Engineered Net Shaping ( LENS® ) is a metal Additive Manufacturing ( AM ) technique that carries great potential for the fabrication and repair of high-integrity structural and engine components .
 manufacturing process: Laser Engineered Net Shaping; manufacturing process: metal Additive Manufacturing; manufacturing process: AM; manufacturing process: fabrication; machine or equipment: components
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: Laser Engineered Net Shaping, metal Additive Manufacturing, AM, fabrication, components 
Answer:
 manufacturing process: Laser Engineered Net Shaping; manufacturing process: metal Additive Manufacturing; manufacturing process: AM; manufacturing process: fabrication; machine or equipment: components