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The compressive and tensile strengths of PLA/Ti composites increased with Ti increasing loading until it reached 10 vol % and were within the range of real bone values , while the impact strengths of the above composites significantly exceeded that of pure PLA .
 machanical property: tensile strengths; material: composites; material: Ti; process parameter: range; biomedical: bone; concept or principle: impact; material: composites; material: PLA
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: tensile strengths, composites, Ti, range, bone, impact, composites, PLA 
Answer:
 machanical property: tensile strengths; material: composites; material: Ti; process parameter: range; biomedical: bone; concept or principle: impact; material: composites; material: PLA