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The linear viscoelastic properties ( complex viscosity , storage modulus , loss modulus , and tan delta ) of these materials are evaluated as a function of temperature , angular frequency , and carbon fiber content .
 machanical property: viscoelastic properties; machanical property: viscosity; concept or principle: materials; material: as; process parameter: temperature; material: carbon fiber
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: viscoelastic properties, viscosity, materials, as, temperature, carbon fiber 
Answer:
 machanical property: viscoelastic properties; machanical property: viscosity; concept or principle: materials; material: as; process parameter: temperature; material: carbon fiber