671
Numerical simulation and experimental method were both used to investigate the thermal behavior , surface tension driven flow , driving mechanism and solidification characteristics .
 enabling technology: Numerical simulation; concept or principle: experimental; machanical property: surface tension; concept or principle: mechanism; concept or principle: solidification
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:
 enabling technology: Numerical simulation; concept or principle: experimental; machanical property: surface tension; concept or principle: mechanism; concept or principle: solidification