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Fused deposition modelling ( FDM ) is a well-known additive manufacturing technique , which can transfer digital three-dimensional ( 3D ) models into functional components directly .
 concept or principle: Fused deposition; manufacturing process: FDM; manufacturing process: additive manufacturing; concept or principle: three-dimensional; concept or principle: 3D; concept or principle: functional 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: Fused deposition, FDM, additive manufacturing, three-dimensional, 3D, functional components 
Answer:
 concept or principle: Fused deposition; manufacturing process: FDM; manufacturing process: additive manufacturing; concept or principle: three-dimensional; concept or principle: 3D; concept or principle: functional components