1715
proposes to base this evaluation on the following criteria : Do available AM materials match the product application ? Does the product design fit the build envelope of AM hardware ? Can the product functionality improve when applying the following product design modifications or product opportunities ? - Part customization - Lightweighting - Use of internal channels or structures - Functional integration - The use of designed surface structures - The use of multi-material or gradient material parts .
 material: AM materials; engineering feature: product design; concept or principle: fit; process parameter: build envelope; manufacturing process: AM; process characterization: product functionality; engineering feature: product design; machanical property: Lightweighting; engineering feature: designed; concept or principle: multi-material; material: material
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: AM materials; engineering feature: product design; concept or principle: fit; process parameter: build envelope; manufacturing process: AM; process characterization: product functionality; engineering feature: product design; machanical property: Lightweighting; engineering feature: designed; concept or principle: multi-material; material: material