969
Laser powder bed fusion ( LPBF ) uses a focused , high power laser to repeatedly scan geometric patterns on thin layers of metal powder , which build up to a final , solid three-dimensional ( 3D ) part .
 manufacturing process: Laser powder bed fusion; manufacturing process: LPBF; process parameter: power; enabling technology: laser; material: metal powder; process parameter: build; concept or principle: three-dimensional; concept or principle: 3D
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 powder bed fusion, LPBF, power, laser, metal powder, build, three-dimensional, 3D 
Answer:
 manufacturing process: Laser powder bed fusion; manufacturing process: LPBF; process parameter: power; enabling technology: laser; material: metal powder; process parameter: build; concept or principle: three-dimensional; concept or principle: 3D