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The elastic limit decreases with an increasing t/L ratio meanwhile the degradation under cyclic loading is relatively independent of the t/L ratio .
 machanical property: elastic; concept or principle: degradation; machanical property: cyclic loading
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: elastic, degradation, cyclic loading 
Answer:
 machanical property: elastic; concept or principle: degradation; machanical property: cyclic loading