7997
In this contribution , intermediate curing after completing each individual layer with poly ( ethylene glycol ) diacrylate as a radically curing hydrogel system was investigated compared with single curing of the whole structure after complete layered deposition , and its effect on the mechanical properties and achievable object size was assessed .
 manufacturing process: curing; process parameter: layer; material: diacrylate; material: as; manufacturing process: curing; manufacturing process: curing; concept or principle: structure; concept or principle: deposition; concept or principle: mechanical properties
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: curing, layer, diacrylate, as, curing, curing, structure, deposition, mechanical properties 
Answer:
 manufacturing process: curing; process parameter: layer; material: diacrylate; material: as; manufacturing process: curing; manufacturing process: curing; concept or principle: structure; concept or principle: deposition; concept or principle: mechanical properties