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In terms of the computational procedures , the study revealed that the stresB-constrained optimisation approach has the highest computational cost , but the corresponding specimen demonstrated the best mechanical performance with respect to the ratio of strength to weight .
 machanical property: stresB-constrained; application: mechanical; process characterization: ratio of strength; process parameter: weight
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:
 machanical property: stresB-constrained; application: mechanical; process characterization: ratio of strength; process parameter: weight