7097
The temperature fluctuation and cooling rate at the bottom of overhang can also be reduced by adopting the functionally graded support structures .
 process parameter: temperature; process parameter: cooling rate; process parameter: overhang; material: be; concept or principle: functionally graded
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: temperature, cooling rate, overhang, be, functionally graded 
Answer:
 process parameter: temperature; process parameter: cooling rate; process parameter: overhang; material: be; concept or principle: functionally graded