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The results demonstrate that LENS™ can be utilized to process multi-material metal ceramic composites in a single step while maintaining the size , shape and compositional variations based on computer aided design files .
 be, process multi-material, metal ceramic, composites, step, variations, computer aided design
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:
 be, process multi-material, metal ceramic, composites, step, variations, computer aided design