9070
To validate the design theory and the advantage of the hybrid structure , a three-point bending beam is designed by the proposed method and the existing methods .
 engineering feature: design; concept or principle: structure; process characterization: three-point bending; machine or equipment: beam; engineering feature: designed
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: design, structure, three-point bending, beam, designed 
Answer:
 engineering feature: design; concept or principle: structure; process characterization: three-point bending; machine or equipment: beam; engineering feature: designed