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Predicting the morphology of molten pool and deposited bead in WAAM process using CFD model for the first time .
 concept or principle: morphology; concept or principle: molten pool; process characterization: deposited bead; manufacturing process: WAAM; concept or principle: process; application: CFD
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:
 concept or principle: morphology; concept or principle: molten pool; process characterization: deposited bead; manufacturing process: WAAM; concept or principle: process; application: CFD