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The joints exhibited no plastic deformation at room temperature after both heat treatments on account of the lack of independent slip systems in the O phase .
 machanical property: plastic deformation; process parameter: temperature; manufacturing process: heat treatments; material: O
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: plastic deformation; process parameter: temperature; manufacturing process: heat treatments; material: O