9250
An analytical model was created to illustrate the powder stream distribution under the four-jet nozzles in direct energy deposition ( DED ) .
 model, powder, distribution, nozzles, direct energy deposition, DED
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:
 model, powder, distribution, nozzles, direct energy deposition, DED