1695
The definition of the material characteristics must be fixed as well as the definition of transitions between different materials in different regions of the objects .
 material: material; material: be; material: as; material: as; concept or principle: materials
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: material; material: be; material: as; material: as; concept or principle: materials