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In WAAM of metallic materials , the fundamental interrelationships between material composition and microstructure govern the material properties and fabrication quality .
 manufacturing process: WAAM; material: metallic materials; material: material; concept or principle: composition; concept or principle: microstructure; concept or principle: material properties; manufacturing process: fabrication
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:
 manufacturing process: WAAM; material: metallic materials; material: material; concept or principle: composition; concept or principle: microstructure; concept or principle: material properties; manufacturing process: fabrication