847
Various methods have been reported to join carbon fiber reinforced polymer ( CFRP ) composites with aluminum alloy ( AA ) , with strengths ranging from 13 MPa to 112 MPa .
 material: carbon fiber; material: polymer; material: composites; material: aluminum alloy; machanical property: strengths; concept or principle: MPa; concept or principle: MPa
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:
 material: carbon fiber; material: polymer; material: composites; material: aluminum alloy; machanical property: strengths; concept or principle: MPa; concept or principle: MPa