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Melenka , Cheung evaluated continuous Kevlar fiber-reinforced 3D printed Nylon structures using commercial desktop printers in order to predict the tensile properties .
 material: continuous Kevlar fiber-reinforced; manufacturing process: 3D printed; machine or equipment: printers; machanical property: tensile properties
Please list all entity words in the text that fit the category.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} 
Answer:
 material: continuous Kevlar fiber-reinforced; manufacturing process: 3D printed; machine or equipment: printers; machanical property: tensile properties