6639
Moreover , the tensile strength was lower , and the tensile modulus was higher in comparison with the reported use of continuous fibers .
 tensile strength, tensile, continuous fibers
Please list all entity words in the text that fit the category. Output format is "word1, 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:
 tensile strength, tensile, continuous fibers