739
Then it is demonstrated that topology optimization is a powerful digital tool that can be used to obtain optimal internal architectures for porous implants which not only satisfy multifunctional requirements but also mimic human bones .
 engineering feature: topology optimization; machine or equipment: tool; material: be; machanical property: internal architectures; application: porous implants; machine or equipment: mimic
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:
 engineering feature: topology optimization; machine or equipment: tool; material: be; machanical property: internal architectures; application: porous implants; machine or equipment: mimic