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Magnetically isotropic bonded magnets with a high loading fraction of 70 vol. % Nd-Fe-B are fabricated via an extrusion-based additive manufacturing , or 3D printing system that enables rapid production of large parts .
 isotropic, magnets, fraction, fabricated, additive manufacturing, 3D printing, production
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:
 isotropic, magnets, fraction, fabricated, additive manufacturing, 3D printing, production