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If used inversely , the algorithm yields the optimal orientation of a structure on the build platform , allowing further weight reduction while maintaining the mechanical properties .
 algorithm, orientation, structure, build platform, weight, reduction, mechanical properties
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:
 algorithm, orientation, structure, build platform, weight, reduction, mechanical properties